unit3教学案

课题 Unit 3 Computers 时间 2011年12月6 备课人 备课组长 Ⅰ课前预习

1. What English words do you know about computers? 2. Discussion:

How do you use computers and the Internet? 1.Help to do homework 2.Play computer games3.Send e-mails 4.Listen to music 5.See movies 6.Chat (聊天) 7.Search for information 8.Do shopping 9.Learn computer skillsⅡ课内探究 Ⅰ）Fast-reading

1. Who is the speaker in this story? 2. Write down three sentences from the story to support your idea.

1) 2) 3)

1

Ⅱ）Listen and answer the questions.

1. Where was the speaker born in 1642? 2. What happened to the speaker after nearly two hundred years? 3. What was the speaker called in 1936?

4． What happened to the speaker in the 1970s?

Ⅲ）Read carefully and fill in the tables 1642 1936 1940s 1822 The analytical machine was made by Charles Babbage.The first family of computers was connected to each other.1970snow 2

FunctionPoorSimplify difficult sumsThink logically and produce

an answer quickly A _________ Solve difficult machine____________ Strong__________ DeveloNetwork times pment_________ TubesLarge

stored in____________ SmallSmall chips ________________NarrowFinance

________

Robots

Mobile phones? and modern Olympics ___________Space rocketsWide Ⅲ.当堂达标

班级_________姓名____________座号_________分数______________________

一． 翻译下列单词或短语

1．共有；共用 __________________ 11．解决一个数学问题 _______________________ 2．在…的帮助下 _________________ 12．允许某人做某事 _________________________

3

DevelopEarly daysment NameA _________

machine

An ________

machine3．走过；过去 ___________________ 13．轮流做某事 ____________________________ 4．在某种程度上 ________________ 14．尽管；虽然 ______________________ 5．看守；监视 ___________________ 15．每年一次 __________________________ 6．依…看；据…认为_______________ 16．获得第一名 _________________________ 7．处理信息 ______________________ 17．与…共享信息 _________________________ 8．祢补；补足____________________ 18．执行指令 ____________________________ 9．技术革命 _____________________ 19．出现；发生 _____________________

10．为人类服务 __________________ 20．普遍的；通用的；_______________________ 二．用以上的单词和短语填空。

1. You must ___________ the time you wasted this afternoon by working late tonight. 2. Could you______________ my clothes while I have a swim? 3. The new reforms have not met with ____________approval within the government. 4. As time______________, my memory seems to get worse. 5. Don’t lose heart._____________, you have tried your best. 6. I haven’t a thing_______________ with my father. 7. His parents doesn’t __________him_______ go out alone at night. 8._____________________his teachers and parents, he has made rapid progress. 9.___________________all the efforts, he failed. 10._______________I can see what you mean , even though I don’t share your point of view.

三．完成句子

1.人们认为我头脑简单，直到发现我有人工智能时，他们才不这么想了。

However, people thought I __________________until they discovered I __________________________ 2.我喜欢被相距遥远不能交谈的人们用来彼此联系。

I ______________ used to connect people___________________ to speak to each other.

3.我没想到你现在会在这里。

I never________________________________ now. 4.她电脑用得很好， 现在很少用纸和笔写字了。

She uses the computer __________________ she seldom /doesn’t ____________a pen and paper.

5.但是我总是孤独地立在那里，直到60年代早期，他们把我与因特网连在了一起。

But I was always _____________________by myself, until ___________________, they gave me a family connected by a network..

6.从我出生以来。我就是真心真意地为人类服务而构建自己的。 I have truly been built to __________________________ since my birth. 7.大多数人认为美国队会打赢。

__________________________________, the US team will win the game. 8.从某种程度上，她的英语有进步，但对她来说，道路还很长。

______________, her English has improved but _____________________________. 4

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