仁爱版 九年级 Unit 4 全部教案

Unit 4 Amazing Science

Topic 1 Spaceships are mainly controlled by computers.

Section A

The main activities are 1a. 本课重点活动是1a。 Ⅰ. Teaching aims and demands 教学目标

1. Learn some new words and a phrase: hero, prove, achieve, send up 2. Learn some useful sentences:

(1) It shows we have dreamed of exploring space for thousands of years. (2) All of you must be proud.

3. Learn something about popular science.

(1)China is the third nation to send a person into space. (2) It’s China’s first lunar probe.

4. Develop the students’ patriotic spirit. Ⅱ. Teaching aids 教具

嫦娥奔月图/杨利伟的照片/神舟五号、六号的图片/嫦娥一号的图片/录音机/加加林的照片/幻灯片

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:3分钟)

通过师生对话，巩固Unit 3，导入本单元话题。

T: Last week, we learned how to learn English well, who can tell us some methods? S1: Listen to English songs.

S2: Speak English aloud in public. S3: Join English club. …

T: Well done. In this unit, we’ll learn something about the popular science. Let’s come to the

new lesson. (板书课题。) Unit 4 Amazing Science Topic 1 Spaceships are mainly controlled by computers. ` ·1·

Step 2 Presentation 第二步 呈现(时间:12分钟)

结合图片，进行师生问答，引出生词，呈现1a。

1. (师生互动，承接复习中的话题，以对话方式引出新的词汇。)

T: In ancient society, a beautiful goddess flew to the moon. Do you know who she was? (板书，要求学生理解。) goddess Ss: Chang’e. (出示一幅《嫦娥奔月图》。)

T: Yes, it was a famous ancient legend. (板书，要求学生了解。) legend T: Who is the first Chinese to travel into space in 2003? Ss: Yang Liwei.

(出示杨利伟走出太空舱的图片。)

T: Yes, he is the first astronaut to travel into space in China. He is our national hero. In 2003, he traveled around the earth in Shenzhou Ⅴ for 21 hours. Shenzhou Ⅴ is the first manned spaceship in China. (出示神舟五号的图片，帮助学生理解。)

(板书，并要求学生掌握hero；了解manned；理解spaceship和astronaut。提醒学生注意hero的复数形式。) astronaut hero→heroes (pl.) manned spaceship T: China is the third nation to send a person into space. Are you proud? Ss: Yes. All of us are proud.

T: What’s more, two years later, we sent up another spaceship. (板书，要求掌握。) send up T: Do you know its name? Ss: Shenzhou Ⅵ.

(出示神舟六号的图片。)

T: We have launched a lunar probe into space. What’s its name? Ss: Chang’e I.

(出示嫦娥一号的图片)

(板书，要求学生了解launch; 理解lunar probe。) launch, lunar probe ` ·2·

T: Yes, they proved that China had achieved its dream in its space industry. (板书，要求学生掌握。) prove achieve T: Do you want to know more about spaceship? OK. Let’s listen to the tape. 2. (播放1a录音，让学生听后回答问题，对1a有个整体的感知。)

T: Boys and girls, now let’s listen to 1a and try to answer the question: How many manned spaceships has China sent up into space? (核对答案。)

3. (让学生跟读1a录音，并画出文中的重点语言项目。)

T: Good. Listen to the tape again and underline the important language points.

(两分钟后，请学生板书习惯用语和重点句子，教师分析解释，并要求学生掌握。) dream of doing sth. It shows we have dreamed of exploring space for thousands of years. All of you must be proud. make great progress in sth. Step 3 Consolidation 第三步 巩固(时间:10分钟)

以朗读和复述的方式，巩固1a，完成1b。

1. (让学生再次阅读1a后，以相互问答的方式完成1b。)

T: Read the dialog carefully, ask and answer the questions in 1b in pairs. S1: Who is Yang Liwei?

S2: He is the first person to travel into space in China. S3: How long did Shenzhou Ⅴ travel around the earth? S4: … …

2. (三人一组分角色读对话。)

T: Now, let’s read the dialog in roles with three students in a group. Are you ready? S5 (旁白): S6 (Michael): S7 (Kangkang): …

3. (请两名学生用自己的语言复述课文，加深对课文的理解。)

T: I’ll ask two students to retell the dialog. You should use your own words. (要及时帮学生复述。)

Step 4 Practice 第四步 练习(时间:13分钟)

通过听力训练让学生了解其他著名的航天员；通过讨论的方式，对比加加林与杨利伟太空探险的经历及意义，完成2a，2b和3。

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1. (1) (展示一幅加加林的照片，进行师生互动问答。) T: Who was the man in the picture?

Ss: He was Yuri Gagarin. (教师帮助学生回答。) T: Do you know where he was from? Ss: Russia.

T: Yes, and he was the first man to travel into space in the world. (2) (让学生听2a录音填空，完成2a，核对答案。) T: Listen to the tape and fill in the blanks. 2. (根据2a, 完成2b。)

T: Now let’s finish 2b according to 2a.

3. (针对2b中的第4小题，要求学生分小组讨论，并进行口头表述。) Example:

S1: Yang Liwei is the first Chinese to travel into space. That proves that China has made great progress in its space industry.

S2: Gagarin made the first manned flight into space. His flight proved that human beings can fly into space and explore other planets. 4. (学生独立完成3。)

T: We have known more about Yuri Gagarin and Yang Liwei. Next let’s learn about American astronauts Neil Alden Armstrong and his partner Buzz Aldrin. They took the first step into space for mankind. Now, read 3 and finish it. (板书并要求学生理解。) mankind (核对答案。)

Step 5 Project 第五步 综合探究活动(时间:7分钟)

总结本课内容，让学生编对话，谈论感受，提升学生的爱国精神，完成作文。 1. (创设情景，两人编对话，谈论神五着陆时的心情感受。)

T: Please make dialogs with your partner. Talk about what you were doing when Shenzhou

Ⅴ landed successfully. What was your feeling then? What do you think about it? S1: What were you doing when Shenzhou Ⅴ landed successfully? S2: I was watching it on TV. S1: What was your feeling then? S2: I was very happy and proud. …

2. Homework:

Write an article about Yang Liwei—our national hero according to the slide. (幻灯片呈现杨利伟的中文资料。)

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杨利伟，中国优秀宇航员，1965年生于辽宁。他自幼聪明好学，各门学科尤其是数学和英语成绩优秀，1987年成为一名飞行员，1998年成为我国首批航天员，2003年10月15日9时，杨利伟乘坐“神舟五号”宇宙飞船升空，成为我国首位登上太空的宇航员。2003年11月7日，杨利伟被授予“航天英雄”称号。杨利伟是我们心中的英雄，我们要向他学习。 参考词汇： 1. 飞行员pilot 2. 授予 award 板书设计： Spaceships are mainly controlled by computers. Section A hero—heroes (pl. ) That proves that China has made great send up progress in its space industry. It shows we have dreamed of exploring I think you can achieve your dream in the space for thousands of years. future. All of you must be proud. Section B

The main activities are 1a and 2. 本课重点活动是1a和2。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words:

master, introduction, expect, dry 2. Learn the use of object complement:

(1) So I advise you to study hard to make computers serve us better.

(2) Astronauts add water to dried food to make it wet so that no pieces of food will fly around and influence the spaceship’s controls. 3. Learn more about the astronauts’ life. 4. Develop the students’ patriotic spirit. Ⅱ. Teaching aids 教具

神七图片/录音机/小黑板

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:7分钟)

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以太空飞行为主题，通过学生互问互答的形式，复习Section A。

1. (复习上节课内容，教师把全班分成两组进行互问互答比赛，每组可以选派同学向对方提出有关航天知识的问题，看哪个组获胜。)

T: I’ll divide the whole class into two groups, each group choose one student to ask questions about space science. The group that can answer these questions most and right is the winner. Are you ready? Ss: Yes.

T: Now let’s begin.

G1: Who is the first space traveler in China?

G2: Yang Liwei. Then which spaceship did he take? G3: ShenzhouⅤ. When did he go into space? …

(教师总结。)

2. (教师出示神七图片，要求学生回答问题。) T: Do you know its name? Ss: Shenzhou Ⅶ.

T: When was it sent up? Ss: In 2008.

T: What was your feeling when it landed successfully? S4: I was proud of it.

S5: I think China has made great progress in space industry.

Step 2 Presentation 第二步 呈现(时间:8分钟)

设置对话，师生问答，引入并学习生词，呈现1a。 (教师继续太空知识话题。导入生词。)

T: Now we have known something about the space flight. Do you want to know how the

astronauts control the spaceships? Ss: Yes.

T: OK. Let me tell you something about it! I mean I’ll make an introduction to you. (板书并要求学生掌握。) introduction T: Spaceships are magical and they are mainly controlled by computers during their flights. (板书，要求学生了解。) magical Ss: Is it true? So exciting!

T: Right. It’s amazing, isn’t it? So we must master computer technology. (板书生词，要求学生理解amazing；掌握master。)

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amazing master Ss: We think so. But we know only a little about it.

T: Don’t worry! Study hard, and you’ll master it very well. I expect some of you to go into

space some day. (板书，并要求掌握。) expect expect sb. to do sth. Step 3 Consolidation 第三步 巩固(时间:15分钟)

复述1a对话，巩固1a，引出本课重点—宾语补足语，要求学生造句。完成1b。 1. (让学生听1a录音，回答问题。)

T: Listen to the tape, and answer the question: What do astronauts use computers to do during the flight? (核对答案。)

2. (分角色朗读对话，找出1a中出现的疑难点并解决。)

T: Read the dialog in roles and find out important language points. (1) Spaceships are mainly controlled by computers. (2) Astronauts use computers to control the speed and direction of spaceships, even the temperature. (3) It’s important to master computer technology. (4) So I advise you to study hard to make computers serve us better. 3. (学生再读1a, 独立完成1b, 然后核对答案。)

T: Read 1a again, and fill in the blanks with the correct forms of the words given. Finish 1b. (核对答案。)

4. (1) (让学生再读1b，注意带有宾语补足语的句子。板书并简单介绍复合宾语结构。) v.+object+complement(to do/doing/adj./n. …) 复合宾语结构 T: Now, please read 1b again and pay attention to the sentences with object complement. (两分钟后。) OK, let’s stop here, who can find out the sentences? Please put up your hands. S1, please. S1: …

(板书并讲解，要求学生掌握。) ask sb. (not) to do sth. advise sb. (not) to do sth. make sb. do sth. T: OK. Who can make some sentences according to the structures on the blackboard? S2.

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S2: The teacher asked us not to be late for school. S3: Yesterday I made him cry. S4: …

(2)(让学生进行小组讨论，说出更多的含有宾语补足语的句子，然后向全班汇报，并让其他同学判断正误。)

T: Now please make more sentences using the object complement in groups. Then read them

to the class, and let other students tell “right” or “wrong”. S5: I find him an honest boy. Ss: He / She is right.

S6: We should make the food cool. Ss: He/She is right.

S7: He made a model plane. Ss: He/She is wrong. …

5. (要求学生复述1a。)

T: Boys and girls, four minutes later I’ll ask some of you to retell 1a. (检查部分同学复述课文的情况，其余同学同桌之间互相检查。)

Step 4 Practice 第四步 练习(时间:8分钟)

小组讨论，阅读2，提示阅读方法，完成2以及所设置的问题，学习部分生词。 1. (让学生分小组阅读2，讨论不懂的问题，认真理解课文中出现的太空术语。)

T: Boys and girls, do you want to know more about spaceships and how to train the astronauts? Ss: Yes.

T: OK. Read the passages in groups and try to understand them, then match the pictures with the following information. (核对答案。)

2. (用小黑板呈现下列问题，先让学生自学画线生词，然后引导学生再读2，回答问题。) T: Read the passage again, underline the new words, then answer the questions on the small blackboard. (1) Why does the spacesuit become the astronaut’s own mini-world? (2) What are the foods like in the spaceship? (3) Why do astronauts add water to dried food before eating it? (4) What’s the use of the craft? (5) Can telescopes give us a clearer view of the planets in space? (板书，要求学生掌握dry；了解craft, mini-world和telescope。) mini-world, dry, craft, telescope (师生共同核对答案。)

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Step 5 Project 第五步 综合探究活动(时间:7分钟)

收集整理航空飞行的信息，运用关键词叙述，提高口语表达能力；完成家庭作业。 1. (收集查找更多关于宇航员航空飞行方面的信息，列出关键词并进行表述。) 2. Homework:

Collect some information about computers after class, make preparation for the next class. 板书设计： Spaceships are mainly controlled by computers. Section B v.+object+complement (to do/doing/adj./n. …) expect sb. to do sth. I advise you to study hard to make computers serve us better. advise sb. to do sth. Astronauts add water to dried food to make it wet so that no pieces of food will fly around and influence the spaceship’s controls. Section C

The main activity is 1a. 本课重点活动是1a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words and phrases:

doubt, no doubt, tiny, cancel, connect, for instance 2. Learn a useful sentence:

There is no doubt that computers are very useful in technology and business. 3. Go on learning the object complement:

(1) Tiny computers inside patients’ bodies can keep their hearts beating normally. (2) At the same time, they are making the workplace safer and better. (3) The Internet is making the world smaller, like a village. (4) Mr. Lee told us not to spend too much time playing games. 4. Improve the students’ reading skills. 5. Discuss the use of the computers. Ⅱ. Teaching aids 教具 投影仪/图片/小黑板

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:5分钟)

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利用不同的飞船图片，让学生对其进行描述，以巩固Section A与Section B的知识点。 T: We have learned something about spaceships. Please describe them using your own words according to the pictures. (出示神五的图片。)

S1: This is Shenzhou Ⅴ. In 2003 our national hero Yang Liwei traveled around the earth in it for 21 hours. All of us are very proud, and hope we will send more spaceships to space in the future.

(继续出示神七，嫦娥一号的图片。) S2: … S3: …

T: Good job! We know space science is very amazing, and spaceships play an important role in exploring space, but do you know what controls the spaceships? Ss: Computers.

T: Yes. In this lesson, let’s talk about the uses of computers. (出示一张电脑的图片，导入新课。)

Step 2 Presentation 第二步 呈现(时间:12分钟)

教师简单介绍电脑的用途，在介绍中引出并教学生词，以设置问题的方式培养学生的阅读能力，完成1b。

1. (展开师生对话，教学生词，呈现1a，完成1b。)

T: There is no doubt that computers are useful during the space trip. (板书，要求学生掌握。)

doubt no doubt T: As we know, computers can control the speed and the direction during a spaceship’s flight. They can also fix tiny mistakes and cancel wrong orders. (板书，要求学生掌握。) tiny cancel T: We also know the whole world is connected by computers. We can exchange information, news, ideas…with other people on line.

(板书，要求学生掌握connect；理解exchange。) connect exchange 2. (教师呈现以下问题，先让学生根据自己的了解进行回答。) (1) Do the computers play an important role during the space flight? (2) What can computers and the Internet do in our daily life? ` ·10·

(3) Can we work on computers too long? Why? (学生能回答一些问题，但不一定全面，教师建议学生带着这些问题，阅读1a。提高学生的阅读能力。)

T: Please read the passage and try to find out the answers to the questions. (学生阅读后，可与同伴讨论并给出答案。)

(让学生再读1a并找出文中的疑难点，鼓励学生讨论解决，教师作补充讲解。板书并要求学生掌握。) There is no doubt that... …keep their hearts beating… for instance = for example 3. (让学生齐读1a，注意一些短语和句式，完成1a课后阅读的问题和1b。)

T: Read 1a together and pay attention to the expressions. Finish post-reading task and 1b. (核对答案。)

Step 3 Consolidation 第三步 巩固(时间:10分钟)

巩固1a，结合1a及自己的看法，分组讨论，列举电脑的优缺点，完成1c。 1. (要求学生根据1a内容完成小黑板上的表格。)

T: Finish the table according to 1a, then I’ll ask some students to fill it out. Place In space In hospital In business In factory At home The use of computer (核对答案。) 2. (师生互动，练习1a，巩固目标语言。)

T: Boys and girls, we know that computers are playing an important role in our daily life. We know that they can also bring lots of problems. Look at the pictures and tell me what the problems are. (用投影仪出示几组图片。)

(1) (2) (3)

(提问几个学生。)

S1: Playing on the computer too long isn’t a good habit.

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S2: Playing on the net too long is bad for your eyes. S3: Going to bed too late is bad for health.

3. (学生分组讨论电脑的优、缺点，可以根据1a添加自己的观点，完成1c。)

T: OK. We know computers help people a lot almost in every field, but it is not good for us to work on the computer too long. Please discuss in groups, and list the advantages and disadvantages of computers. You can add your own opinions. And then finish 1c. (检查学生完成情况。)

Step 4 Practice 第四步 练习(时间:10分钟)

通过对1a部分句型的归纳总结，继续巩固宾语补足语，完成2。 1. (要求学生再次阅读1a, 找出含有宾语补足语的句子，并把它画出来，教师板书并适当讲解。) T: Read 1a again, and underline the sentences with object complement. (1) Tiny computers inside patients’ bodies can keep their hearts beating normally. (2) They are making the workplace safer and better. (3) The Internet is making the world smaller, like a village. 2. (教师进一步帮助学生归纳宾语补足语，举例说明可作宾补的词或短语。)

T: Boys and girls, look at the blackboard to see what kinds of words or phrases can be object complement.

(教师用投影仪展示句子，积极引导学生了解哪些词可作宾补，教师作适当补充。) (1) We made her monitor. (名词) (2) He doesn’t believe the story true. (形容词) (3) The doctor advised her to stay in bed. (不定式) (4) They saw her walking into the bookstore. (分词短语) (5) You should put your books in order. (介词短语) 3. (让学生独立完成2。) T: Boys and girls, we have learned something about object complement. Do you all understand? Ss: Yes.

T: OK, finish 2 by yourselves. (两分钟后，教师核对答案。)

Step 5 Project 第五步 综合探究活动(时间:8分钟)

结合以上内容，小组讨论健康上网的方式，完成有关内容的应用文写作及家庭作业。 1. (分组讨论如何给网吧写一个上网注意事项，提醒常去网吧的人注意上网卫生，养成健康的上网习惯。)

(教师用投影仪展示格式，给予提示。) Welcome to … Net Bar. Tips: (1) Have a rest every two hours when you are on the net. ` ·12·

(2) (3) (4) T: Boys and girls, work in groups and try to write some tips for people who like to spend time in the net bar.

2. Homework:

Write a passage about the advantages and disadvantages of the computer according to 1c. 板书设计： Spaceships are mainly controlled by computers. Section C There is no doubt that computers are very useful in technology and business. Tiny computers inside patients’ bodies can keep their beating normally. At the same time, they are making the workplace safer and better. The Internet is making the world smaller, like a village. Mr. Lee told us not to spend too much time playing games. no doubt for instance hearts Section D

The main activities are 1a and 3. 本课重点活动是1a和3。 Ⅰ. Teaching aims and demands 教学目标 1. Learn new words and phrases:

turn on, connect to, screen, click on, reply, search 2. Summarize the grammar: verb+object+complement 3. Review the uses of computers.

4. Learn how to send and receive an e-mail. Ⅱ. Teaching aids 教具

打印的电子邮件页面图片/中英文按钮卡/录音机/小黑板 Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:5分钟)

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引导学生用自己的话表述电脑的用途，复习Section C。

T: Boys and girls, we have learned something about computers last period. Please say something about the computers’ uses.

S1: Computers have become very important in many areas of work and leisure. S2: Computers are widely used by people in business and technology. S3: Computers control the speed and direction of a spaceship’s flight. T: Very good. Any more?

S4: With the help of computers, doctors can find diseases easily and solve other problems. S5: …

T: Nice work. In this lesson, let’s go on talking about computers.

Step 2 Presentation 第二步 呈现(时间:15分钟)

继续谈论有关电脑的话题，导入新课内容，教学生词，呈现1a。 1. (师生互动，激发学生兴趣，导入新课。)

T: Boys and girls, we have talked something about computers just now. Do you like playing computers in your spare time? Ss: Of course.

T: What do you usually do on line? Can you tell me? S1: Play computer games.

S2: Search for some information or read news. S3: Make friends.

T: Good. Computers are playing an important role in our daily life. We all know that computers help people do a lot of things in many areas. For example, you can communicate with your friends by sending e-mails. Do you know how to send and receive e-mails by computer? Ss: Yes./No.

T: OK, let’s learn how to send and receive e-mails.

2. (出示打印的电子邮件页面图片，有网络的学校可以用联机的电脑直接演示。)

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T: Boys and girls, look at this picture/ computer. I’ll show you how to send an e-mail.

(教师边用图片或网络操作，边用英文慢速讲解两遍，让学生借助图标上的中文，学习发送电子邮件的步骤。)

T: Of course, we should turn on our computers and connect to the Internet. Then open the e-mail program. You can see a picture of an envelope. Click on that, and a box will appear on your screen. OK, let’s know the buttons. First, this button写信 means writing a letter. Click here, another box will appear and then click on 收件人 . It means the receiver’s e-mail address. The third step is to click on 主题, which means subject. Type the title of your e-mail. The fourth step is to write your e-mail in this big and empty box on your screen. The last step is to click on 发送 , which means sending. Now, do you understand? Can anybody send an e-mail now? Once again …S4, please! Think it over and try it, please. S4: OK, let me have a try.

(让学生演示一遍，确保学生掌握发邮件的具体步骤。教师板书生词并要求学生理解envelope，掌握turn on, connect to, click on, screen。) turn on connect to envelope click on screen 3. (熟悉中英文按钮。)

(调出课件画面，或换空白板用磁条贴上中文按钮卡，然后再出示英文按钮卡。) T: Boys and girls, let’s play a game. When I touch the button in Chinese, you must say it in English. If I touch the button in English, you should read it out quickly. OK? Ss: OK.

(此环节也可找个别同学去操作。)

4. (听1a录音并复述发送电子邮件的过程。)

T: Listen to the tape carefully and try to retell how to send an e-mail. 5. (小组讨论如何收e-mail。)

T: We have known how to send an e-mail. Let me show you how to receive an e-mail. It’s very easy. If you have a new e-mail message, click on “Inbox” and click on the one you want to read. After you finish reading it, you can check on “Reply” to answer the message. (板书，要求学生了解inbox；掌握reply。)

inbox, reply Step 3 Consolidation 第三步 巩固(时间:10分钟)

巩固1a，要求学生用英语表达如何收发电子邮件，鼓励学生学以致用，完成1b。 1. (双人活动，自读1a，并尝试用英文叙述收发电子邮件的步骤。)

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T: Boys and girls, can you send and receive an e-mail? And can you tell others how to do it in English? Show every step to your partner in English. Tell him / her how to send or receive an e-mail. 2. (让学生读1b，按正确的顺序排列已被打乱的发送电子邮件的步骤，让学生熟练掌握其程序。完成1b。) (核对答案。)

Step 4 Practice 第四步 练习(时间:10分钟)

设计游戏，复习本单元语法—宾语补足语，巩固本话题的功能句，完成2a和2b。 1. (通过做“贴尾巴”的游戏，来复习本话题语法内容，强调2a中的重点句型。)

T: Boys and girls, let’s play a game “stick the tails”. Please stick the object complements we call tails to the proper sentences to review the use of object complement. (1)I advise you to study hard to make computer serve us better. (2)Tiny computers inside patients’ smaller, like a village. bodies can keep their hearts not to spend too much time playing games. (3)The Internet is making the world beating normally. (4)Mr. Lee told us (让四个学生帮助写在纸条上被称为“尾巴”的宾语补足语找到它们的“主人”。其他学

生检查他们贴的是否正确。)

2. (组织学生进行“速读”比赛，复习巩固本话题中的功能句。完成2b。) T: Just now, we played a game. Was it interesting? Ss: Yes.

T: OK. We will play another game. Do you like it? Ss: Yes.

T: As we know, popular science is wonderful. We have learned a lot in this topic. And some expressions are useful. Now I will write them down on the small blackboard. Each of you must practice reading them as clearly and quickly as possible. And then I will find out who is “King/Queen of Reading”, who reads them most clearly and quickly. Are you clear? Ss: Yes. T: OK.

(出示小黑板。) All of you must be proud. It shows we have dreamed of exploring space for thousands of years. There is no doubt that computers are very useful in technology and business. T: Here are three sentences. I give you three minutes to practice. Ready? Go! (学生练习速读。最后选出读完三个句子所用时间最短而且读音清楚的学生为King/Queen of Reading。)

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Step 5 Project 第五步 综合探究活动(时间:5分钟)

搜集信息并设计一份内容为“电脑在日常生活和科技中的应用”的墙报，完成3及家庭作业。 1. Design a wall newspaper about the use of computers in daily life and technology. You can collect information by reading texts, newspapers, magazines or search on the Internet. Finish 3. (板书，要求学生掌握。) search 2. Homework: Write an e-mail on the use of computers in daily life and technology to one of your friends. Pay attention to its form and steps. 板书设计： Spaceships are mainly controlled by computers. Section D turn on Turn on your computer and connect to the Internet. connect to Click on that, and a box will appear on your screen. click on

Topic 2 When was it invented?

Section A

The main activities are 1a and 2a. 本课重点活动是1a和2a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words:

metal, toothbrush, ink, recorder 2. Learn some useful sentences: —What’s it made of/from? —It’s made of/from…

3. Learn the simple past passive voice: (1)—When was it developed? —Around 1998.

(2)—Where was it developed? —It was developed in Korea.

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4. Learn how to express hopes and wishes: (1) I wish I could go into space some day. (2) I hope your dream will come true.

5. Talk about new technology and inventions. Ⅱ. Teaching aids 教具

火箭模型/牙刷/墨水/纸/录音机/小黑板/MP3/各种发明的图片/魔盒 Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:6分钟)

师生对话，让学生尽量用被动语态叙述计算机的作用，引出生词rocket并导入新课。

T: Boys and girls, we’ve learned about the importance of computers. Can you tell me something about them?

S1: Computers are used by doctors to find diseases easily. S2: Robots are controlled by computers to do dangerous work. S3: In business, computers are used to place and cancel orders. S4: Spaceships are mainly controlled by computers.

T: Well done! But do you know how the spaceships are sent up from the ground into the space? S4: They are sent up by rockets. (帮助学生回答。) (出示火箭模型，板书并帮助学生理解rocket。) rocket T: Look! This is a model rocket. What’s it made of? What’s it used for? Let’s come to 1a and talk about it.

Step 2 Presentation 第二步 呈现(时间:13分钟)

用具体实物设置情景，师生对话，学习生词和新句型。找出关键词句和目标语言，为交际积累材料。

1. (师生对话，用实物引出生词，学习新句型。) T: (让学生摸一摸火箭模型) What’s it made of? S1: It’s made of “金属”. T: Yes, it’s made of metal. (板书句型及生词，并让学生掌握。)

metal What’s it made of? It’s made of metal. T: Do you know what a rocket is used for? Ss: It’s used for sending spaceships into space. T: Yes, it’s used for sending spaceships or satellites into space. ` ·18·

(板书句型并要求学生掌握，帮助学生理解satellite。) satellite What a rocket is used for? It’s used for sending satellites/spaceships into space. (摸出牙刷。) T: How do you say this in English, S2? S2: Sorry, I don’t know. T: OK, it is a toothbrush. (板书toothbrush，领读并要求学生掌握。) toothbrush

T: (作刷牙的动作。) It’s used for brushing teeth. What’s it made of, S2? S2: It’s made of plastic. T: Very good! You’re right.

(摸出墨水。) What’s this in English, S3? S3: Sorry, I don’t know. T: It’s a bottle of ink. (板书，领读并要求学生掌握。) ink T: Do you know what it is used for? S3: It’s used for writing.

(从魔盒中摸出一张纸，做神秘状。) T: How do you say this in English, S4? S4: It’s a piece of paper.

T: Can you tell me its material? (让其摸一摸，看一看。) S4: Sorry, I can’t.

T: Let me tell you. It is made from wood. (说的时候语速要慢，重音放在from。) (引导学生总结be made of与be made from的区别。板书并解释。) be made of + 材料：表示原材料容易被看出。 be made from + 材料：表示原材料经过化学变化，不易被看出。 2. (让学生不要打开课本，听1a，回答下列问题，听后核对答案。)

T: Don’t open your books. Listen to the tape carefully and try to find out the answers to the questions. (出示小黑板。) (1)Why is Jane unhappy? (2)Who made the model rocket? (3)What a rocket is used for? (核对答案。)

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3. (让学生打开课本，找出疑难句。教师出示小黑板。) I’m not allowed to play computer games. It’s made of metal. It’s used for sending…into… I wish I could go into space some day. (解释此句使用了虚拟语气，在此只要求了解。) I hope your dream will come true. Step 3 Consolidation 第三步 巩固(时间:8分钟)

巩固1a及be made of/from, be used for的用法。完成1b。

1. (让学生打开课本，再听1a录音，学生跟读，感受纯正的语音语调。)

T: Open the books, listen to the tape and read after it. Pay attention to the pronunciation and

intonation.

2. (让学生找出对话中的关键词，教师板书。然后让学生根据关键词两人对话复述1a。) T: Boys and girls, let’s find out the key words together, OK? (板书) Jane→unhappy / not allowed / be bad for Kangkang→a model rocket / be made of metal be used for / satellites or spaceships / learn… from…/ wish/ hope/ come true 3. (让学生认真阅读1b中的例子，然后让他们仿照例子用实物编对话，完成1b。)

T: In 1b, we can see two dialogs. Read them carefully and pay attention to the sentence patterns, “be made of”, “be made from” and “be used for”. Make similar conversations in pairs.

Step 4 Practice 第四步 练习(时间:13分钟)

由一般现在时的被动语态，引出一般过去时的被动语态并加以操练。引出2a的内容，展开任务型活动，让学生掌握目标语言。完成2b。

1. (继续操练be made of/from及be used for的用法。)

T: (老师手指录音机问。) Boys and girls, what’s this in English? Ss: We don’t know. T: It’s a recorder. (板书生词并让学生掌握。)

recorder T: What’s it used for? Ss: It’s used for helping us to improve our English. (引导学生回答。) T: Yes, what is this? (从魔盒里拿出MP3。) Ss: It’s an MP3 player.

T: Yes, it was developed in Korea. It’s more useful than a recorder.

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(板书画线句子让学生观察，并与一般现在时的被动语态相比较，帮助学生总结出一般过去时被动语态的构成并举例作适当讲解。) was/were+及物动词的过去分词 It was developed in Korea. The bridge was built in 1990. The cup was used in old days. T: (手举MP3。) When was it developed? And what’s it used for? Let’s listen to 2a. 2. (放录音，听后核对答案。)

T: S1, answer the questions, please!

S1: The MP3 player was developed around 1998. It’s used for helping us to improve our English. It’s more useful than a recorder.

3. (让学生阅读2a对话，找出关键词，为下一步活动做准备。) T: Read 2a, and underline the key words. (板书关键词。) an MP3 player, be used for help us to improve our English, develop around 1998, Korea, more useful, recorder, buy 4. (指导学生利用黑板上的关键词复述2a对话，巩固一般过去时被动语态的句型。完成2a。) T: Who would like to retell 2a? S2, please!

S2: Kangkang is listening to MP3. It’s very nice. It’s used for helping us to improve our English. It was developed in Korea around 1998. It’s more useful than a recorder. T: Very good!

5. (指导学生完成2b。师生互动，提高学生口语表达能力。) Example:

T: How do you say it in English? Ss: Digital camera. (帮助学生回答。) (板书digital，要求学生理解。) digital T: When was it developed? Ss: It was developed in 1975. T: Where was it developed?

Ss: It was developed in America. T: What’s it used for?

Ss: It’s used for taking photos.

T: Do you understand? Practice the dialogs with your partner. Let’s begin. …

Step 5 Project 第五步 综合探究活动(时间:5分钟)

利用各种发明的图片操练一般过去时的被动语态，让学生在探究中锻炼语言综合运用能力。

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1. (收集各种发明的图片，如传真机、汽车、火车等等，学生可以在谈论自己感兴趣的发明中不断地使用was developed in / be made of / be used for这些目标语言。) 2. Homework:

T: Please write down a short passage about your favorite invention in your exercise books. 板书设计： When was it invented? Section A — When was it developed? — It was developed … — Where was it developed? — It was developed in … be made of be made from be used for Section B

The main activities are 1a and 3a. 本课重点活动是1a和3a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words: clone, experiment

2. Go on learning the simple past passive voice: (1) Do you know when it was invented? (2) It was invented in 1879.

3. Learn some information about the clone technology. (1) Cloning is famous throughout the world.

(2) There is DNA in most living things, including human beings. (3) No doubt cloning can help save those animals in danger. (4) And it can also benefit human beings. Ⅱ. Teaching aids 教具

录音机/多媒体课件/图片

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:6分钟)

做游戏，复习一般过去时被动语态的用法，导入新课。

1. (用上节课的作业做一个链式游戏，以小组为单位，就计算机、MP3、CD、手机、数码相机或学习用具等进行对话，操练be made of / be made in / be made from / be used for的

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用法。让每一小组的第一个同学回过头去问下一位同学，依次接着往下问。) T: Boys and girls. Let’s play a game. Ask questions one by one. S1: What’s your favorite invention? S2: An MP3. What’s it made of?

S3: It’s made of steel and plastic. When was it developed? S4: It was developed around 1998. What’s it used for? S5: It’s used for helping us to improve our English. …

2. (用多媒体出示图片，导入新课。) T: You did very well. There are many important technologies and inventions in the world today. Look at this invention. (展示灯泡图片。)It’s a bulb. Do you know about it? (板书并要求学生了解。) bulb Ss: Yes, a little.

T: OK, who invented it? Ss: Thomas Edison.

T: When was the light bulb invented? Do you know? Ss: No.

T: OK, let’s come to 1a and learn about it.

Step 2 Presentation 第二步 呈现(时间:17分钟)

通过谈论各种发明及其发明者和发明的时间，呈现1a和3a的内容，继续学习一般过去时的被动语态及生词。

1. (让学生听1a录音并根据听力内容判断正误。)

T: In this lesson, we will learn something about other inventions and technologies, please listen to 1a and mark True (T) or False (F). (1) The light bulb was invented in 1879. ( ) (2) The radio was invented by Thomas Edison in 1895. ( ) (3) The airplane was invented by Wilbur and Orville Wright in 1903. ( ) (听后核对答案：(1) T (2) F (3) T。) 2. (用图片继续谈论上述发明，引入3a。)

T: Now let’s go on talking about the inventions. Look at the picture! (出示收音机的图片。) Who invented it?

T: It was invented by Guglielmo Marconi. (呈现收音机的发明年份和发明者的名字。) T: And when was it invented? Ss: It was invented in 1895.

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T: Very good. And look at this picture. (展示一幅飞机的图片。) Who invented it? (同时呈现飞机发明年份和发明者的名字。)

Ss: It was invented by Wilbur and Orville Wright. T: And when was it invented? Ss: It was invented in 1903.

T: We have talked about so many inventions. Now we are going to learn something new about a great technology. (拿出图片。) Now look at this picture. What animal is it? Ss: It’s a sheep.

T: Yes, it is a sheep, and it is a cloned sheep. Have you ever heard of clone? (教师释义并领读clone，要求学生掌握。) clone Ss: Yes, of course.

T: That’s very good. Cloning is a famous experiment throughout the world. So far, scientists have cloned many animals to save those animals in danger. The cloning technology has been used in human organs. It can benefit human beings. (板书并让学生掌握生词experiment；了解benefit和organ。) experiment, organ, benefit T: Then what’s the name of the first cloned sheep? Ss: Dolly.

T: Yes, now let’s read 3a and answer the following questions.

3. (指导学生阅读3a，回答下列问题并核对答案，为完成3b作铺垫。同时画出文中的关键词及短语，为下一环节的课文复述作准备。) (板书下列问题。) (1) When and where was the cloned sheep created? (2) What other things has man cloned? (3) What’s used in cloning? (4) What are advantages and disadvantages of cloning? (板书关键词及短语。要求学生理解AIDS。) Dolly, be created, famous throughout the world, DNA, in every part of your body, be similar to, save, benefit human beings, explore more ways to, heart disease, AIDS and cancer, however 4. (让学生听3a并跟读，画出重点词组，教师板书。)

T: Please listen to 3a and read after it. Find out the important phrases. (板书，要求学生掌握。) so far, be similar to, the same as, no doubt (学生听完录音后，与教师板书的内容对照，并朗读3a课文，教师讲解本课重要词组。)

Step 3 Consolidation 第三步 巩固(时间:9分钟)

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通过角色表演、复述等形式巩固1a和3a内容及一般过去时的被动语态。 1. (两人一组分角色表演1a。) T: Please act out 1a in roles. 2. (再读1a，完成1b。)

3. (让学生再读3a并讨论3b中的问题，完成3b。)

4. (指导学生用刚才自己所画的3a中的关键词，以接龙的方式复述3a。)

T: Just now, we’ve learned something about cloning. Can you say something about it? S1: Dolly, a cloned sheep. T: Yeah. It’s well-known.

S2: Cloning is known as a great experiment all over the world. T: Good!

S3:Dolly was created in Scotland more than ten years ago.

S4: So far, scientists have cloned rabbits, sheep, cows, mice, pigs and some other animals. …

T: Excellent! Now, repeat what you have said just now one by one, and you will get the whole paragraph.

(让刚才抢答问题的学生重复一遍自己所说的那些话，教师不再提示关键词，让学生按同样的方式继续进行接龙。为激发学生的兴趣，可分组竞赛，看哪组复述的句子又快，又多，又准确。)

Step 4 Practice 第四步 练习(时间:8分钟)

设置情景，继续操练一般过去时的被动语态，完成2和4。

1. (利用1a中有关发明的图片，让学生用一般过去时的被动语态讲述三项发明的情况。) T: Now, look at the pictures and try to say something about the inventions we have learned just now. (教师逐一呈现图片。)

S1: The light bulb was invented by Thomas Edison in 1879. S2: The radio was invented by Guglielmo Marconi in 1895.

S3: The airplane was invented by Wilbur and Orville Wright in 1903. 2. (让学生先看2的内容，然后播放录音。)

T: Boys and girls, do you want to know something about other inventions? Let’s listen to the

tape carefully and complete 2 on Page 87.

(听后检查部分学生答案，视情况需要，可再播放一遍录音。然后就听力内容提问。) T: Who was the car invented by? Ss: Karl Benz.

T: When was it invented? Ss: In …

T: What about the telephone?

Ss: It was invented by Alexander Graham Bell in …

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T: What did John Baird invent? Ss: He invented the television. T: When did he invent it? Ss: He invented it in …

(让学生分成三组分别讨论这三项发明，并用自己的话复述2中的部分内容，完成2。) T: Now, please talk about the inventions in your own words. Group 1, please tell us something

about the car. G1: The car …

T: Now, Group 2, would you like to talk about the telephone or the television? G2: We’d like to talk about …

T: Group 3. It’s your turn to talk about ...

3. (用多媒体展示一些图片，并要求学生用过去时的被动语态造句。巩固本课的语言点。完成4。)

T: Make up sentences according to the example and practice more. Example:

(展示电脑图片并板书生词laptop，要求学生了解。) laptop S4: Where were laptops invented? S5: They were invented in Japan. S4: When were laptops invented? S5: They were invented in 1985. (展示神舟七号发射图。)

Ss: ShenzhouⅦ was launched into space in China in 2008. …

Step 5 Project 第五步 综合探究活动(时间:5分钟)

把学生分为几组，每个学生写下自己所知道的发明，由组长汇总，然后小组讨论，让学生课后发挥各自的想象力，设计一个实用的发明并介绍其用途、性能等，锻炼学生的探究能力。

1. (组内调查后，让学生尽量用一般过去时的被动语态来描述搜集的发明及其发明者、发明时间、发明地、用途等，并由组长向全班作汇报。) 2. Homework:

According to your imagination, design your own invention. Then write an article to introduce it. 板书设计： When was it invented? Section B so far (1)It was widely used in people’s daily life. be similar to (2)When was it invented? the same as (3)Cloning is famous throughout the world. no doubt ` ·26·

(4)And it can also benefit human beings. Section C

The main activity is 1a. 本课重点活动是1a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words and phrases:

servant, for certain, housework, make a contribution to 2. Learn some useful sentences:

(1) No one knows for certain, but most people think that robots will be part of our lives. (2) In short, this robot is very useful to us.

3. Discuss the advantages and disadvantages of robots.

Ⅱ. Teaching aids 教具 录音机/图片/幻灯片

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:8分钟)

检查作业，然后以师生互动形式，复习一般过去时的被动语态。培养学生热爱科学的精神。 1. (检查上节课的作业，让学生汇报自己的发明成果。)

T: Now I’ll check up the homework of Section B and choose some students to report their results. 2. (出示幻灯片，让学生根据幻灯片上的图表，用过去时的被动语态做对话练习。)

Invention car radio light bulb Inventor Karl Benz Guglielmo Marconi Thomas Edison Year 1885 1895 1879 T: Boys and girls, we have learned many inventions during the last period. Look at the table and make dialogs like this: A: When was the car invented? B: It was invented in 1885.

A: Who was the car invented by? B: It was invented by Karl Benz.

T: OK! I’ll ask two students to ask and answer questions about the radio. S1: When was the radio invented?

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S2: It was invented in 1895.

S1: Who was the radio invented by?

S2: It was invented by Guglielmo Marconi. (再找两组学生做类似对话。)

T: Well done. You learned a lot. Now, let’s talk about more inventions.

Step 2 Presentation 第二步 呈现(时间:10分钟)

以师生互动等形式，呈现本课新知识。通过让学生听录音并找出关键词，培养学生的听力及阅读理解能力。

1. (师生互动，导入新课。)

T: We have learned many inventions such as computers, digital cameras, TV sets and light bulbs. Which invention do you like best? Can you tell me? S1: Computers. S2: Cars. S3: …

T: Why do you like computers best, S1?

S1: Because I can learn a lot on the computers. Playing computer games is very exciting. T: But you shouldn’t spend too much time on them. It is bad for your study. Which invention would you like to own, S3?

S3: I’d like to own a cellphone. It can help me communicate easily. T: Very good. Anyone else?

S4: I’d like to own a car. It’s very convenient.

S5: Which invention would you like to own, Mr. / Miss …?

T: I feel very tired after work and I don’t feel like doing any housework at that time. So I’d like to own a robot. Do you know robots? (教师板书，并要求学生掌握。)

housework Ss: Yes. But why?

T: I’d like a robot to help me do a lot of housework. It can cook for me. It can clean the house for me. In cold winter, it can wash clothes for me. It’s dangerous for me to clean the outside of the windows. OK, let the robot do it. Ha! It behaves just like a servant. (板书，要求学生理解behave；掌握servant。) behave servant T: With the robot’s help, doctors can examine the insides of their patients’ bodies. It has made a contribution to humans’ health.

(板书并要求学生理解contribution；掌握词组make a contribution to。)

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contribution make a contribution to Ss: That’s very interesting. T: Yes. Study hard, and maybe you can invent something useful one day. (教师展示机器人图片。)

T: Look! This is a robot. I treat it as my servant. Will it be friendly or unfriendly? No one knows for certain.

(板书，并要求学生掌握。) for certain T: With the development of technology, maybe robots will think and act for themselves. They will no longer want to be our servants, but our masters. Do you think it is very dangerous? Maybe there will be a war between robots and human beings. 2. (播放1a录音，让学生在文中画出关键词和短语。)

T: Boys and girls, we’ve learned something about robots. And today we’ll learn a passage about robots. First listen to the tape carefully and find out the key words and expressions. (板书关键词和短语。) no one, most people, our lives, robots, caused, work for us, help, dangerous and difficult work, people, surprised, think and act, one scientist, warns, want to be our servants, treat, war, human beings Step 3 Consolidation 第三步 巩固(时间:13分钟)

让学生讨论1c中的问题，探讨机器人将给人类带来的利和弊，培养学生的科学探究精神。让学生根据关键词复述1a，培养学生综合运用语言的能力。 1. (让学生再读1a, 分小组讨论1c中的问题。)

T: Read the passage by yourselves and discuss the questions in 1c in groups.

(把整个班级分成四个小组，每个小组选择并讨论其中一个问题。教师提问检查讨论结果。)

T: Group 1, which question did you talk about? G1: Question 1.

T: Do you think that robots will be part of our lives in the future?

G1: Yes, we think so. They can help us do some dangerous and hard work. They work fast and

they are never tired.

T: Group 2, what did you talk about?

G2: We talked about Question 3. We don’t think robots can think or act for themselves. Human

beings created robots. So we can control them. Robots can work for human beings, and they don’t complain. They can’t think for themselves.

T: Maybe you are right. Now it’s your turn, Group 3. What’s your opinion?

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G3: We don’t think robots are meant to be our servants. They are important. They can do a lot

of work for us. But we mustn’t treat them as our servants. They should be our friends. We can talk with them.

T: Yes, I agree with you. And what do you think of the title, Group 4? Why does the title

have a question mark?

G4: Because the writer is not sure whether robots will be our servants in the future. (or the

writer doesn’t think that robots will be our servants. )

2. (学生两人一组，利用黑板上的关键词，复述课文。教师请几名学生向全班复述。)

T: After the discussion, you can try to retell the text in 1a according to the key words on the

blackboard. I’ll ask some of you to retell it in the front. Try, please!

3. (出示幻灯片，让学生完成下面对机器人的介绍，进一步巩固对文中出现的关键词和短语的掌握。)

T: Please fill in the blanks according to 1a.

So far, robots haven’t us any problems. They work for us like all the time. They help us do and work. People are at the development of robots. In a few years, perhaps robots will think and for themselves. However, robots can think for themselves, problems may . Perhaps there will be a between human beings and robots.

T: Read 1a again. Check the answers.

Step 4 Practice 第四步 练习(时间:8分钟)

通过单词释义、听力训练等活动帮助学生更好地掌握本课所学的内容。 1. (教师简单介绍解题方法，学生完成1b，师生一起核对答案。)

T: OK. Please find out and circle the words in 1a according to the meanings in 1b. Then write them down. You can work in pairs if necessary. Then we’ll check the answers together. 2. (播放2录音，让学生完成2。)

T: Let’s listen to the tape, and finish 2 by yourselves. We’ll listen to the passage twice. (听完后，核对答案。) 答案： 1. greatly 2. medical 3. health 4. inside 5. discovering 6. effects

(为了使学生加深对所听内容的理解，可以创设一些问题让学生回答。) Example:

T: What is the X-ray machine used for?

Ss: It is used for examining the inside of patients’ bodies. T: Why should it be used properly?

Ss: Because it has some bad effects on our health.

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…

Step 5 Project 第五步 综合探究活动(时间:6分钟)

学生通过小组合作，设计一个机器人，并写一篇有关该机器人的文章。

1. (学生四人一组，设计一个机器人。并讨论3中的五个问题，然后写一篇短文。)

T: Boys and girls, work in groups of four. Design a robot. Then discuss the questions in 3 together. These questions will help you write the passage.

2. (教师提问一些学生做口头描述，对写短文可能遇到的问题进行提示，完成3。)

T: Now, I will ask some of you to make a report. After that, write it down in your exercise books. 3. Homework:

Think it over and make a similar card for your robot. Name:________________________________ Inventor:______________________________ Year:_________________________________ Use:__________________________________

板书设计：

When was it invented? Section C for certain make a contribution to In short, this robot is very useful to us. Section D

The main activities are 1a and 3. 本课重点活动是1a和3。 Ⅰ. Teaching aims and demands 教学目标 1. Learn a new phrase: run away

2. Learn some useful sentences:

(1) This method worked well at night as long as the weather was good and the stars could be seen. (2) To his surprise, he was caught by the police. 3. Review the simple past passive voice. 4. Talk about new technology GPS.

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Ⅱ. Teaching aids 教具

实物或图片/多媒体课件/录音机

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:8分钟)

教师出示图片，创设情景，复习一般过去时被动语态的用法。激发学生的兴趣，培养学生的口语表达能力，为导入新课作准备。

(利用实物或图片，以师生问答形式复习一般过去时的被动语态及重要词组和句型。) T: How are you, boys and girls? Ss: Fine, thank you. And you? T: I’m very well. So far, we have learned something about the new technology and inventions in the world. Do you remember them all?

Ss: Yes, we have learned the light bulb, the car, the cellphone, TV set, the digital camera, the MP3 player … (出示MP3的图片。)

T: Very clever. Please look at the picture. What’s this in English? S1: It is an MP3.

T: What’s it used for?

S2: It’s used for listening to music. T: What’s it made of? S3: It’s made of plastic. T: Where was it invented? S4: It was invented in Korea. T: When was it invented? S5: It was invented in 1998. T: OK, very good. (出示手机的图片。)

T: When was the cellphone invented? S6: It was invented in 1973. T: Where was it invented? S7: It was invented in America.

Step 2 Presentation 第二步 呈现(时间:12分钟)

创设语境，呈现新词汇。然后阅读1a，完成1b。让学生了解全球定位系统，培养学生的快速阅读能力。

1. (紧承上面的话题，以手机为切入点，导入新课。)

T: Cellphones are widely used all over the world. It’s reported that over 93% of families in

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cities own cellphones, but cellphones could be lost easily. Have you watched the movie “A World without Thieves”? Ss: Yes.

T: In the movie, a lot of cellphones were stolen by “Liu Dehua”. We all know that a thief would run away very quickly and then hide in a secret place as soon as he or she steals a cellphone. In the past, he or she couldn’t be found. But nowadays, one of the new technologies can be used to find the lost cellphones easily. Is it amazing? OK, let’s read 1c and think about the question: Why the lost cellphones could be found easily now? (板书并要求学生理解thief；掌握run away。) thief run away (一分钟后。)

T: Have you finished reading? Do you want to know the answer? Well, let’s begin the new lesson.

2. (播放多媒体，简单介绍GPS，让学生了解其意义，展示GPS的背景知识。) T: Look at the screen. GPS is short for the Global Positioning System. (板书并要求学生理解。)

global T: GPS is like man-made stars. We can use it at any time, in any place and in any weather to find out our position. The early explorers used the stars as landmarks to know where they were and in which direction they were going. This method worked well at night as long as the weather was good. But it didn’t work so well during the rest of the time. (板书并要求学生了解。) landmark 3. (播放1a录音。要求学生认真听录音并注意画出关键词。教师板书。)

T: Boys and girls, just now I talked something about GPS. Now let’s listen to the tape to learn a passage about GPS, please underline the key words. (板书) question, explorers, landmarks, find out, direction, as long as, problem, like, use, shape Step 3 Consolidation 第三步 巩固(时间:8分钟)

利用关键词及1b中的问题复述1a，完成1c。巩固所学的知识，提高学生的英语表达能力。 1. (让学生阅读1a，然后讨论1b中的问题，四人一组完成1b。)

T: Please read 1a carefully and discuss the questions in 1b in groups of four, then finish 1b. (学生讨论完后，小组长要整理好答案汇报。教师抽查部分小组的答案，再归纳总结。) 2. (根据板书的关键词来复述1a，分男、女两组以竞赛方式进行，激发学生的兴趣，熟悉所学的知识。)

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T: T: T:

Boys and girls, let’s begin our competition to retell 1a. Question. Explorers. Find out. going.

Girls: That was a big question when we first explored our world long ago. Boys: The early explorers found that the stars in the sky were good landmarks.

Girls: Using the stars, they could find out where they were and in which direction they were T:

As long as. be seen. T: T: T: T: T:

Problem. Like. Use. Shape.

OK, you did very well. Boys and girls are all excellent.

Girls: But it didn’t work so well during the rest of the time. That was a problem. Boys: GPS is like a man-made star.

Girls: We can use it at any time, in any place and in any weather to find out our position. Boys: GPS can also be used to study the shape of the earth. 3. (归纳总结，回应呈现部分，完成1c。)

T: Now, we have known GPS very well. I think you have found out the answer to the question.

S1, could you tell me why the police could catch the thief easily? S1: Because of GPS.

T: That’s right. When the thief was using the cellphone, the police could use the information

GPS offered to find out the position of the cellphone. So we can say it was GPS that helped the police catch the thief. S2, what do you think GPS will be used for in the future? S2: It can be used to study the shape of the earth. T: What do you think of it, S3?

S3: We can use it at any time, in any place and in any weather to find out our position. T: OK, in short, it is very useful to us.

Step 4 Practice 第四步 练习(时间:13分钟)

让学生自主归纳本话题的语言项目，然后听2a和2b录音，完成2a和2b。复习一般过去时被动语态的用法和本话题的功能意念句，培养学生自主学习能力。

1. (让学生整理本话题的语言点、重点句型并放入自己的“百宝箱”。培养学生自主学习和归纳总结的能力。)

Boys: This method worked well at night as long as the weather was good and the stars could

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(语言点及重点句型。) be made of / from be developed / invented in / by be used for I hope your dream will come true. I wish I could go into space some day. It is said that … DNA is the same in every part of your body. be similar to No one knows for certain. They will no longer want to be our servants, but our masters. as long as In short, this robot is very useful to us. (学生做完后，教师进行抽查并指导。)

2. (让学生听2a和2b的录音，并跟读。然后完成下面的练习。)

T: Listen to 2a, 2b and read after them. Then finish the following exercises.

(将下面的句子由主动语态变为被动语态，或者将被动语态转化为主动语态。) (1) I learned a lot of information about spaceships from Mr Lee. (2) I was allowed to play computer games yesterday. (3) The digital camera was invented in 1975.

(4) Guglielmo Marconi invented the radio in 1895. (5) Shenzhou Ⅵ was launched by China in 2005. (答案)

(1) A lot of information about spaceships was learned from Mr. Lee by me. (2) They allowed me to play computer games yesterday. (3) People invented the digital camera in 1975.

(4) The radio was invented in 1895 by Guglielmo Marconi. (5) China launched Shenzhou Ⅵ in 2005.

3. (给出本话题中的功能意念句或其他重点句型，两人一组进行游戏。让一个学生说出一个句子的前一部分，另一个学生必须快速说出整个句子，然后交换角色。统计说完所有句子的时间，时间最短的为优胜者。完成2b。) T: Boys and girls, let’s play a game. I will give you some important sentences of this topic on the blackboard. You play the game in pairs. One says the front part of a sentence, the other says the whole sentence as quickly as possible. Then exchange the roles. Just like this: A: I wish…

B: I wish I could go into space some day. Are you clear?

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Ss: Yes. T: The pair that finishes in the shortest time is the winner. OK, begin! (1) I wish I could go into space some day. (2) I hope your dream will come true. (3) There is DNA in most living things, including human beings. (4) No one knows for certain, but most people think that robots will be part of our lives. (5) In short, this robot is very useful to us. Step 5 Project 第五步 综合探究活动(时间:4分钟)

学生小组合作，设计一个新发明，并画出来，完成3。培养学生合作与探究的精神。 1. T: Look at Kangkang’s invention and the information. What’s the name of his invention? Ss: Plar.

T: What’s it used for?

Ss: It’s used for both flying and driving. T: Good! Do you want to be an inventor? Ss: Yes.

T: OK! Discuss in groups and design your own invention. You’d better draw a picture of it and write down the information about it. Are you ready? Ss: Yes.

T: OK, start please.

(学生小组合作。完成后，选几名学生谈论他们的新发明。) 2. Homework:

Search the Internet for more technologies and inventions. Share them with your classmates. 板书设计： When was it invented? Section D run away GPS: the Global Positioning System This method worked well at night as long as the weather was good and the stars could be seen.

Topic 3 I don’t think aliens can be found in space.

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Section A

The main activities are 1a and 2a. 本课重点活动是1a和2a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn a new word: research

2. Learn some useful sentences: (1) What fun!

(2) I won’t believe there are aliens until I see them with my own eyes. 3. Learn the use of modal verb+be+P.P.:

(1) We will be able to do anything that can be done on the earth. (2) But I don’t think aliens can be found in space.

4. Talk about flying to Mars, the outer space and something about the aliens. 5. Learn expressing possibility and impossibility. Ⅱ. Teaching aids 教具

关键词卡片／图片／录音机／小黑板 Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:8分钟)

复习巩固本单元Topic 2中所学重点句型和语法，提高学生综合运用语言的能力。

1. (复习巩固前面学过的有关现代科技及发明的重点句型，提高学生的口语表达能力。) T: Boys and girls, we have learned something about spaceships, satellites, cloning, robots and

GPS. The new technologies and inventions have improved our life greatly. Could you say something about them? Ss: Yes.

T: OK. I made some cards with some key words on them. Each of you tries to say a sentence

with the key words. Are you clear? Ss: Yes.

T: OK, begin!

(出示写有关键词的卡片。) (1) proved, made great progress, developing, space industry S1: They have proved that China has made great progress in developing its space industry. (2) spaceships, controlled, computers S2: Spaceships are mainly controlled by computers. …

2. (复习一般过去时的被动语态，导入新课，并呈现生词research。) (出示神五及嫦娥一号的图片。)

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T: When was Shenzhou Ⅴ launched, S3? S3: It was launched in 2003.

T: When was Chang’e Ⅰ launched, S4? S4: It was launched in 2007.

T: Well done! They have proved that China has made great progress in developing its space industry. Is it right, S5?

S5: That’s right. I’m sure we’ll send more spaceships into space.

T: Of course we can. Maybe people will fly to Mars one day. Do you think it is magical? Ss: Yes, that’s very exciting.

T: Do you want to be an astronaut like Yang Liwei? S6: Yes. I hope that I can travel to the moon one day. …

T: Boys and girls, if you can be an astronaut in the future, you can do more research about space. But you should study hard now to make your dreams come true. (板书并要求学生掌握。) research Step 2 Presentation 第二步 呈现(时间:12分钟)

呈现1a，完成1b。培养学生的听说技能和阅读理解能力。 1. (让学生听1a前讨论，以加深理解。)

T: Boys and girls, I will ask you two questions before listening. Please discuss them in two minutes. (1) Do you think people will live on Mars in the future? (2) Do you believe there are aliens in space? (两分钟后，播放1a录音,让学生带着问题听, 提高学生的听力水平。)

T: OK. Let’s listen to the dialog and answer the questions on the small blackboard. (出示小黑板。) (1) What are they going to do this Saturday evening? (2) Is it a movie about aliens? (3) What can people do on Mars in that movie? T: Boys and girls, can you answer the questions? (核对答案。)

2. (将学生分成两大组朗读1a，让学生画出关键词，再读一遍1a，完成1b。)

T: Open your books. Girls act as Maria. Boys act as Kangkang. Read the dialog. After reading, find out the key words and phrases in it. Read it once again and finish 1b. (板书) movie, life in space, exciting, travel, visit, Mars, live in space, houses, schools, hospitals, ` ·38·

anything, wait (核对1b的答案。)

3. (让学生找出对话中的新语法modal verb + be + P.P.，教师进行讲解并操练。)

T: We have learned “is/am/are+P.P.” and “was/were+P.P.” Please find out sentences with modal verb + be + P.P.

(教师板书并解释带有情态动词的被动语态结构。) We will be able to do anything that can be done on the earth. modal verb+be+P.P. (教师强调带有情态动词的被动语态结构。) T: Boys and girls, I’ll say a sentence in the active voice. You change it into the passive voice, OK? Ss: OK.

T: We should clean our classroom every day.

Ss: Our classroom should be cleaned by us every day. T: We must finish our homework on time. Ss: Our homework must be finished on time. T: I may put my book in your bag. Ss: My book may be put in your bag. T: Excellent. You did a good job.

Step 3 Consolidation 第三步 巩固(时间:9分钟)

巩固1a，呈现并完成2a和2b。进一步培养学生的听说技能和阅读理解能力。 1. (让学生表演1a。)

T: Boys and girls, can you act out the dialog? Ss: Yes.

(学生表演后，教师给予鼓励。)

2. (放2a录音，让学生带着问题去听。)

T: We know Maria and Kangkang saw a wonderful movie about life in space. After seeing the movie, what are they talking about? Now let’s listen to the tape and answer the questions on the small blackboard.

(出示小黑板。解释生词并要求学生理解。) (1) What are they talking about? (2) How about the scientific research on aliens in America? (核对答案。) ` ·39·

(板书并要求学生理解。) scientific 3. (分组朗读2a，完成2b。)

T: Boys act as Kangkang. Girls act as Maria. Please read the dialog aloud. After reading, please finish 2b. (核对答案。)

4. (让学生再读对话，找出文中的重难点并进行讲解。) T: Please read 2a again. Then try to find out the difficulties. (板书并讲解。) (1) I don’t think aliens can be found in space. (2) I won’t believe there are aliens until I see them with my own eyes. (核对2b问题的答案)

Step 4 Practice 第四步 练习(时间:11分钟)

巩固1a，2a，完成2c。通过表演、复述等形式，让学生进一步巩固对1a和2a的理解，加强学生综合运用语言的能力。

1. (根据1a和2a，安排学生两人一组对话，准备两分钟，之后请至少3组同学表演。) T: Boys and girls, Dialog 1a and Dialog 2a can be acted out together. Now please prepare for two minutes, then act them out in pairs. (学生表演完，教师给予鼓励。)

2. (教师提供对话中的关键词，让学生完成复述任务。)

T: Now, I say the key words in the two dialogs. Can you retell the dialogs? Ss: Let’s have a try. T: A wonderful movie.

Ss: There will be a wonderful movie this Saturday evening. T: Life in space.

Ss: It’s a movie about life in space. T: Travel by spaceship.

Ss: All the people travel by spaceship in the movie. T: Live in space.

Ss: Kangkang thinks they will live in space one day. T: Houses, schools, hospitals.

Ss: There will be houses, schools, hospitals and so on. T: Be able to.

Ss: We will be able to do anything that can be done on the earth. T: Aliens.

Ss: Kangkang doesn’t believe there are aliens.

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