2017年高考英语一轮复习 Unit 4 Wildlife protection(讲)新人教版必修2

Unit 4 Wildlife protection

(2016·湖北八校高三第一次联考)高考临近，学习时间变紧，任务加重，很多同学内心压力大，学习效率低下。请为即将举行的班会写一篇英语演讲稿，谈谈你对怎样保持良好的精神状态，高效而健康地进行复习备考的看法。要点如下：

1．坚持锻炼；

2．合理计划；

3．注意饮食。

注意：1.词数100左右；

2．不可逐条翻译；

3．可以适当增加细节，以使行文连贯；

4．开头语已为你写好。

【参考范文】

Dear__classmates，

Good__afternoon!

Today__is__December__8th.__The__college__entrance__exams__are__really__around__the __corner__now．As time becomes limited and schoolwork begins to pile up，many students start to feel much stressed—some find themselves very unenergetic and not able to concentrate; some even fall asleep in class.What should we do to avoid those problems?

First of all，physical exercise is the best way to reduce stress and help people relax.Therefore it is highly advisable that we have some physical exercise after some hours of mental exercise.Second，having a proper study plan is of great importance too，since it can remind us what to do and is helpful for us to do our work more 624facc4e43a580216fc700abb68a98271feacc9st but not least，we should pay special attention to our diet as well. Anyway，a balanced and nutritious diet can keep a busy mind smart and energetic. Only if we can do these three things mentioned above will we make our time of study and preparation work enjoyable，efficient and fruitful.

Thank you.

重点单词精讲

考点1．respond vi.回答；响应；做出反应

【教材原句】Daisy responded immediately.“I'd like to see some endangered wildlife，”she said.(P26)戴茜马上回答，她说：“我想去看看一些濒临灭绝的野生动植物。”【例句研读】

I asked her what the time was，but she didn't respond.我问她几点了，但她没回答。

He always responds to my questions without any patience.他总是很不耐烦地回答我的问题。

In spite of hearing the question，he made no response to it.尽管听到了这个问题，他没有做出回应。

【归纳拓展】

【即时巩固】

(1)They still haven't ____________ my letter.

他们至今仍没有回我的信。

(2)He ____________ my suggestion ________ a laugh/______ laughing. 他对我的建议报以一笑。

(3)His illness didn't ____________ treatment by drugs.

他的疾病对药物治疗没有反应。

(4)My mother opened the door ____________________ the knock, but there was no one outside.

听到敲门声后，我妈妈打开了门，但外面一个人都没有。

【答案】(1)responded to(2)responded to ；with/by(3)respond to(4)in response to

考点2．decrease vt.& vi.减少；(使)变小；或变少 n．减少，减小

【教材原句】If their habitat is threatened or they cannot find enough food，their numbers may decrease.(P25)

如果它们的栖息地受到威胁或是它们找不到足够的食物，它们的数量就会减少。

【例句研读】

They are making every effort to decrease the production cost.他们正尽力降低生产成本。There's a decrease in the annual birthrate.年出生率正在下降。

The price of wheat has decreased by 15%.

小麦价格降低了15%。

The mistakes he has made are on the decrease.

他犯的错误正在减少。

【归纳拓展】

【即时巩固】

介词填空

①There has been some decrease traffic accidents this year.

②The club members decreased two hundred compared with last year.

③The housing price is hoped to decrease 10% this year.

④To our delight，varieties of birds in the forest are the increase. 【答案】①in②to③by④on

考点3．certain adj. 确定的；无疑的；某(种)

【教材原句】They allowed tourists to hunt only a certain number of animals if they paid the farmers.(P26)如果游客付给农民钱的话，他们允许游客来猎取一定数量的动物。

【例句研读】

There is a certain Mr.Smith on the phone for you.

有位史密斯先生打电话找你。

I was certain that he had seen me.

我肯定他已经看见我了。

【归纳拓展】

【易混易错】

(1)作“某(种)”讲时，同义于 some。但 some 前不加冠词。

for a certain reason＝for some reason 由于某种原因

certain professors＝some professors 某些教授

a certain amount of time 相当一段时间

(2)作“确信的，有把握的”讲时，同义于 sure。但是 certain 的主语既可以是人，也可用于It is certain that...句型，而 sure 主语只能是人。

“be certain/sure＋从句”(人)有把握/确信……(表示主语的信念)

be certain/sure of/about sth. (人)确信(表示主语的信念)

be certain/sure to do sth. 必定/肯定会做某事(主语常为二、三人称，表示说话人的信念) “make certain/sure＋从句”弄清楚/确保……

make certain/sure of/about sth. 把某件事情弄清楚

for certain/sure 确定地，确切地(做状语)

It is certain that... 一定会……(不能用 sure)

【即时巩固】

(1)There was _________________ in his manner.他的态度有点冷淡。

(2)Are you ____________________ it？你对此有把握吗？

(3)He is __________________ his duty.

他肯定会尽职。

(4)_________________ he has wronged me.

我确信他冤枉了我。

(5)_________________ their team will win the match.

他们队肯定会赢得比赛。

【答案】(1)a certain coldness(2)certain about/of(3)certain to do(4)I’m certain that(5)It’s certain that

考点4．contain vt.包含；包括；容纳；控制；抑制

【教材原句】It contains a powerful drug which affects mosquitoes.(P26)它含有一种强效的药物可以预防蚊子。

【例句研读】

The jar contains ten glasses of water.

这只大口瓶能装10杯水。

The pill contains vitamins.

这药片中含有维生素。

She was unable to contain her excitement.

她无法抑制内心的激动。

【易混易错】

contain/include

尽量不吃含很多脂肪的食物。

There are 60 students in our class，including 20 girl students.＝There are 60 students in our class，20 girl students included.

我们班有60名学生，其中20名女学生。

【即时巩固】

(1)His paper ___________ no mistakes at all.

他的试卷没有一点错误。

(2)Orange juice ____________ things which help keep you healthy.

橘汁里含有有益于健康的东西。

(3)This bottle ___________ two glasses of beer.

这个瓶子可容纳两杯啤酒。

(4)He couldn't ____________ for joy.他不胜欢喜。

【答案】(1)contained(2)contains(3)contains(4)contain himself

考点5．affect vt.影响；感动；(疾病)侵袭

【教材原句】It contains a powerful drug which affects mosquitoes.(P26)它含有一种强效的药物可以预防蚊子。

【例句研读】

The children were deeply affected by his life story.

孩子们被他的人生故事深深感动了。

The condition affects one in five women.

每五个妇女就有一个患有这种病。

As is known to us，smoking has a bad effect on our health.众所周知，吸烟对我们的身体健康有不良影响。

She is affected with cancer.她患有癌症。

All the people in the room were affected to tears.

屋里的人都感动得流下了眼泪。

【归纳拓展】

【易混易错】

affect/effect/influence

【即时巩固】

(1)The amount of rain ______ the growth of crops.降雨量直接影响庄稼生长。

(2)One of her lungs ____________ a little so that she has to rest.她的一叶肺有些感染，所以她不得不休息。

(3)The audience ____________________ by his speech.

听众被他的演讲深深打动了。

【答案】(1)affects(2)is affected(3)were deeply affected

考点6．appreciate vt. 欣赏；感激；喜欢

【教材原句】You should pay more attention to the rainforest where I live and appreciate how the animals live together.(P26)你们应该多加关注我生活的热带雨林，并且懂得热带雨林的动物是如何在一起生活的。

【例句研读】

Her abilities are not fully appreciated by her employer.

她的才干尚未得到雇主的充分赏识。

I appreciated his help when we moved.

我很感激他在我们搬家时给予的帮助。

【归纳拓展】

【即时巩固】

语法填空

1.I'd appreciate if you would like to teach me how to use the computer.

2.None of us appreciate fun of in our daily life.

【答案】④it⑤being made

完成句子

(1)He highly __________________________.

他非常感谢他的帮助。

(2)We shall ___________________________ you again.

我们将很高兴再次收到您的来信。

(3)I really ____________________________ to the party.

你能来参加这次聚会我太高兴了。

(4)I would ______________________ you could help me.

如果你能帮助我，我将不胜感激。

【答案】(1)appreciated his help(2)appreciate hearing from(3)appreciate your coming(4)appreciate it if

考点7．succeed v．成功

【教材原句】What must be done if wildlife protection is to succeed？(P27)如果野生生物保护得以成功，必须做些什么？

【例句研读】

I'm sure you'll succeed if you work hard.

你只要努力，我肯定你会成功的。

Did he succeed in passing the exam?

他考试及格了吗？

He met with success in his business.

他在事业上获得了成功。

【归纳拓展】

【即时巩固】

(1)We all _____________________ the mid－term examination.我们都成功地通过了期中考试。

(2)Failure is the mother of __________.失败是成功之母。

(3)He was _________________________ as a novelist.

他是非常成功的小说家。

【答案】(1)succeeded in passing(2)success(3)a success

考点8．harm n．& vt.损害；危害

【教材原句】What should be done to punish people who do harm to the animals？(P27) 对于那些伤害动物的人该怎么惩罚他们？

【例句研读】

Have the workers been harmed in the disaster?

工人们在灾难中受伤了吗？

Modern farming method does great harm to the countryside.现代的耕作方式对乡村造成了很大的损害。

Fruit juice can be harmful to children's teeth.

果汁可能损害儿童的牙齿。

【归纳拓展】

【即时巩固】

(1) The dog seems fierce, but it won’t ______ anyone.这条狗看上去很凶，但它不会伤害任何人。

(2)Fruit juice can ______________________ children’s teeth.

果汁可能损坏儿童的牙齿。

(3)He may say no, but ___________________________ asking.他可能拒绝，但问一问也无妨。【答案】(1)harm(2)be harmful to(3)there is no harm in

重点短语精讲

考点1．die out 灭亡，逐渐消失

【教材原句】As a result these endangered animals may even die out.(P25)结果濒危动物甚至可能要灭绝。

【例句研读】

This kind of bird is dying out.这种鸟行将灭绝。

Many old customs have died out.许多旧的风俗已不复存在。

【归纳拓展】

【即时巩固】

(1) Scientists said that those plants ______ a century ago.科学家们说那些植物一个世纪前就绝种了。

(2) Many old customs ___________________________. 许多古老的风俗正逐渐消失。

(3)If the snowstorm does not blow over, the cattle will ______________.如果暴风雪不

停息，牲畜就要死掉了。

(4)Open the air hole; the fire is ___________________.把气孔打开，火要熄了。

(5)Every winter some old people _______________ hypothermia.每年冬天都有一些老人死于体温过低。

(6)Nowadays many people ________________ cancer.现在有很多人死于癌症。

【答案】(1)died out(2)are dying out(3)die off(4)dying down(5)die from(6)die of

考点2．in danger(of)在危险中；垂危

【教材原句】Why are they in danger of disappearing？(P25)为什么它们面临灭绝的危险？【例句研读】

You all know he will be in danger if he drives after being drunk.你们都知道，如果他酒后驾车会有危险的。

He is in danger of losing his job if he goes on like this.他再这样下去会丢掉工作的。【归纳拓展】

【即时巩固】

(1)The drowned girl was obviously

_________________________.很明显，那个溺水的女孩的生命危在旦夕。

(2)The old house is _________________ collapse.

那所老房子有倒塌的危险。

(3)They were told at the hospital that their grandmother was _________________. 他们在医院得知他们的祖母已经脱离危险了。

【答案】(1)in immediate danger(2)in danger of(3)out of danger

考点3．protect...from/against...保护……免受……侵害

【教材原句】“I'm protecting myself from mosquitoes，”it replied.(P26)它答道：“我在保护自己避免被蚊子叮咬呢。”

【例句研读】

He raised his arms to protect his child from hurt.

他伸出手去，保护他的孩子免受伤害。

Her sudden arrival prevented/stopped/kept me from going out.她的突然到来使我不能外出。

Lacey has a back injury that may prevent him from playing in tomorrow's game.

莱茜背上受了伤，这可能使他打不了明天的比赛。

【归纳拓展】

【即时巩固】

(1)Young plants should be well ______________ the cold.

幼苗必须被很好地保护以免受冻。

(2)The hen ___________ its young ___________ being attacked by the cat.

母鸡保卫小鸡使其免遭猫的袭击。

(3)Everyone should take up arms to __________ our country from invasion.

每个人都应当拿起武器保卫我们的国家不受侵犯。

(4)Nothing can ______ us ______ realizing our dreams.

什么也不能阻止我们实现梦想。

【答案】(1)protected from(2)protected；against(3)defend(4)stop from

考点4. pay attention to 注意

【教材原句】You should pay more attention to the rainforest where I live and appreciate how the animals live together.(P26)你们应该多加关注我生活的热带雨林，并且懂得热带雨林的动物是如何在一起生活的。

【例句研读】

Our teachers always pay attention to connecting theory with practice.

我们的老师们经常注意理论联系实际。

Attention should be paid to your pronunciation.

你应该注意发音。

She tried to attract the waiter's attention.

她设法吸引服务员的注意。

The child fixed his attention on the toys.

那个孩子的注意力集中在玩具上。

【归纳拓展】

【即时巩固】

完成句子

1.The boy kept trying to (引起他妈妈的注意)but in vain.

2.Look at me carefully and (集中你的注意力于)my movement.

3.Please (请注意)the difference between the two words.

4.She ______________________________ her appearance.她很注重外表。

5.A great deal of attention has been ______________ protecting the environment.

人们已对保护环境投入很多精力。

【答案】 1.attract/catch/draw his mother's attention 2.fix your attention on/upon 3.pay attention to4.paid much attention to 5.paid to

考点5．come into being 出现；形成；产生

【教材原句】They lived on the earth tens of millions of years ago，long before humans came into being and their future seemed secure at that time.(P30)

千百万年前恐龙就在地球上生活，比人类的出现要早得多，他们的未来在那时看来很安全。【例句研读】

We don't know when this world came into being.

我们不知道这个世界是何时开始存在的。

The organization came into being in 1936.

这个组织诞生于1936年。

【归纳拓展】

【即时巩固】

完成句子

(1)We don't know when the universe ________________________.

我们不知道宇宙是何时形成的。

(2)Such a custom ______________________ long ago.

这种风俗很久以前就有了。

【答案】(1)came into being(2)came into being

用come的相关短语填空

②Such a custom (产生) long ago.

③Einstein was forced to leave Germany after Hit ler (上台)．

④A new law about driving after drinking (生效) last May.

【答案】②came into being③came into power/office④came into effect

经典句型剖析

考点1 where引导的定语从句

【教材原句】“Please take me to a distant land where I can find the animal that gave fur to make this sweater.”(P26)“请把我带到遥远的地方，在那里我能找到提供毛绒来做这件毛衣的那种动物。”

【句法分析】where引导的是一个定语从句，修饰land。在这个定语从句中，还有一个that

引导的定语从句，修饰animal。

【提示】如果先行词是地点，但关系词在定语从句中不作地点状语，而是作主语或宾语，则要用关系代词which或 that。

【例句研读】

Is this the place where they went hunting last week?

这是他们上周打猎的地方吗？

Have you ever been to Qingdao，where there are beautiful beaches？你去过青岛吗？那里有美丽的沙滩。

【考点聚焦】where引导的定语从句

【即时巩固】

选择题

Many countries are now setting up national parks animals and plants can be protected.

A．when B．which

C．whose D． where

【答案】 D

判断下列句子中where引导何种从句

①This is the place where I was born.]

②Where there is a will，there is a way.

③Let's start from where we stopped yesterday.

【答案】①定语从句②状语从句③宾语从句

考点2 as仿照；像……那样；如……，引导方式状语从句。

【教材原句】It shows the importance of wildlife protection，but I'd like to help as the WWF suggests．(P26)

这表明保护野生动植物的重要性，但我想按照世界野生生物基金会的建议来帮助(你们)。

【句法分析】

as仿照；像……那样；如……，引导方式状语从句。

as 作连词引导的从句：

方式状语从句译为“按照，正如”

原因状语从句译为“由于”

让步状语从句译为“尽管”(从句须倒装)

比较状语从句译为“像……一样”

时间状语从句译为“一边……一边……，随着……，当……时候”

【例句研读】

As it was snowing hard，they stopped working.

由于雪下得很大，他们停止了工作。

The school children sang songs as they walked.

小学生们边走边唱歌。

Child as he is，he knows a lot about history.

他虽然是个孩子，但了解很多历史知识。

【考点聚焦】as仿照；像……那样；如……，引导方式状语从句

【即时巩固】

写出下列句子中as的含义

①As it's raining hard，we can't go climbing.

②When in Rome，do as the Romans do.

③It gets warmer as time goes on.

④Try as he might，he failed again.

【答案】①因为②按照③随着④尽管

考点3 with的复合结构

【教材原句】After a while she saw some zebra with black and white lines going beneath their stomachs．(P28)

过了一会儿她看到了一些斑马，它们身上有一直延伸到腹部的黑白相间的条纹。

【句法分析】本句中的“with black and white lines going beneath their stomachs”是with的复合结构，在句中作后置定语修饰“some zebra”。

【例句研读】

With the meal over，we all went home.

吃完了饭，我们都回了家。

She came to a river with green grass and red flowers on both sides.她来到了河边，河的两岸长着红花绿草。

A little boy with two of his front teeth missing ran into the house.

一个掉了两颗门牙的小男孩跑进了房子里。

With the key lost，he had to wait outside the door.

由于钥匙丢了，他只好在门外等。

【考点聚焦】with的复合结构

【即时巩固】

选择题

The old couple often take a walk after supper in the park with their pet dog them.

A．to follow B．following

C．followed D． follows

【答案】 B

用所给词的适当形式填空

①With a lot of difficult problems (settle)，the new president is very busy all day long.

②With his mother (help)him，he is getting along well with his work.

③John received an invitation to dinner，and with his work (finish)，he gladly accepted it.

【答案】①to settle②helping③finished

考点4 主语＋be＋形容词＋to do

【教材原句】When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees.(P30)

科学家们观察他们的骨头时，惊奇地发现这些恐龙不仅跟其他恐龙一样可以跑，而且还可以爬树。

【句法分析】句中they were surprised to find 属于“主语＋be＋形容词＋to do”结构。

1.形容词往往是表示心理活动的词，如：surprised，moved，disappointed，pleased，happy，sad，delighted，sorry，interested，glad，worried，eager，anxious，angry 等；

2.不定

式作原因状语，表示产生这种心理活动的原因。

【例句研读】

I'm glad to meet you here.

我很高兴在这儿遇见你。

John was surprised to have received such an invitation.

收到这样的邀请，约翰很吃惊。

【即时巩固】

完成句子

①被邀请参加 2010 世界杯的开幕式他很高兴。

He be invited to take part in the opening ceremony of 2010 World Cup.

②发现屋子里空无一人，他们很奇怪。

They find that nobody was in the house.

【答案】①was delighted to②were surprised to

考点5 the way后的定语从句

【教材原句】They learned this from the way the bones were joined together.(P30)科学家们是根据恐龙骨骼的连接方式得知的这些。

【句法分析】the bones were joined together为定语从句，修饰先行词the way，这里省略了that或in which。

【例句研读】

I don't like the way(that/in which) he looks at me.

我不喜欢他那种样子看着我。

The way(that/in which)he looks at problems is wrong.他看问题的方式是错误的。

I don't like the way(that/in which)he speaks to his mother.我不喜欢他和他母亲讲话的方式。

Following the way(that/in which)he told me，I found out the key to the problem soon.

按照他告诉我的方法，我很快弄清了问题的关键。

【及时巩固】

翻译句子

①我不喜欢他用那种方式嘲笑我。

②这个年轻人处理问题的方式特别奇怪。

【答案】①I don't like the way he laughed at me.②The way the young man deals with problems is quite strange.

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