【精品】2017-2018学年高中英语人教版选修6课件：Unit 4　Global warming 4.2（可编辑）.ppt

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1、2017-2018学年高中英语人教版选修6课件：Unit 4Global warming 4.2一二三四 一、学习下面的生词,并选择合适的词或词组完成句子1.Compared with the urban residents,rural males are on 4.9 centimetres shorter and females are 4.2 centimetres shorter.2.Being neither jealous nor greedy,being without desires,and remaining the same under all this is nobili

2、ty!3.,people there have reached a well-off standard of living.average circumstances On the whole 一二三四4.Im not going to their smoking any longer.5.The plan received support throughout the country.6.all my fellow students from China,I wish to say a word of hearty thanks to Mr Brown.put up with widespr

3、ead On behalf of 一二三四二、指出下列强调句所强调的内容及其所充当的成分1.It is the Chinese people that/who always keep their word.2.It was John that/who I sent the book to.3.It was blue that they painted the house.4.It was on Monday night that all this happened.5.It is from the sun that we get light and heat.强调the Chinese peo

4、ple主语 强调John宾语 强调blue宾语补足语 强调on Monday night时间状语 强调from the sun地点状语 一二三四A.How long will the computer be down?B.Im sorry.I cant sell you a ticket.C.Im going to write you out a ticket.D.What do all you people do then?E.I cant write you out a ticket.F.So when it goes down,you go down with it.G.Can I bu

5、y a ticket today?一二三四四、阅读WHAT CAN WE DO ABOUT GLOBAL WARMING?,回答下列问题1.Why does Ouyang Guang write this letter to Earth Care?答案:To ask for suggestions on where to start with his project.2.What causes the growth of the greenhouse gas in the air?答案:Many things we do every day.3.What uses a lot of energ

6、y every day?答案:We use a lot of energy in our houses and motor vehicles use a lot of energy too.12346789101151.a general tendency in the way a situation is changing形势变化的总趋势考点tendency n.倾向;趋势He has a tendency to forget things.他有健忘的倾向。【高考典句】(2016北京高考)Moreover,the tendency for universities to monitor an

7、d shape student behavior runs up against another characteristic of young adults:the response to being controlled by their elders.此外,大学监督和塑造学生行为的趋势与年轻人的另一个特征相冲突:被年长者控制时会做出反应。1234678910115I have a tendency to talk too much when Im nervous.我紧张时总爱唠叨。归纳have a tendency to do sth.倾向于做某事语法填空1)There is a gro

8、wing tendency for people work at home instead of in offices.完成句子2)他有一种悲观的倾向。He towards pessimism.to has a tendency 活学活用 12346789101152.The consequence of a rising sea level would be widespread flooding.海平面上升的后果将会是大面积的洪水泛滥。考点widespread adj.分布广的;普遍的The disease is becoming more widespread.这种疾病正在更广泛地蔓延。

9、Computers are now in widespread use.计算机现在被普遍应用。阅读下列句子,体会黑体单词的词性与含义This theory has been widespreadly accepted by people.这种理论已被人们广泛接受。词性:副词含义:广泛地1234678910115选词填空:widespread,widespreadly1)There are floods in this country almost every year,but in recent years they have been more and more frequent.2)Thi

10、s kind of medicine is used to treat bird flu.汉译英3)英语是一种很普及的语言。widespread widespreadly English is a widespread language.活学活用 12346789101153.On the whole the warming of the earth is a phenomenon that causes great concern.大体上来说,全球气候变暖是一种引起高度关注的现象。考点on the whole大体上;基本上My opinion is on the whole the same

11、 as yours.我的意见大体上和你的相同。【高考典句】(2015湖北高考)On the whole,Brookss story is acceptable if uninspired.总体说来,布鲁克斯的作品若是说其缺乏灵感还是可以接受的。On the whole,the tone was right.调子基本上是正确的。1234678910115阅读下列句子,体会whole的搭配与含义We should consider these matters as a whole.我们应该把这些事情作为一个整体来考虑。搭配:as a whole含义:作为一个整体;总体上活学活用单句改错1)This

12、 story,as the whole,is very fascinating;there are many interesting characters in it.汉译英2)我对这所学校基本上满意。答案:thea 答案:On the whole,Im satisfied with this school.12346789101154.The greenhouse effect gives the earths surface the average temperature of 15.温室效应使地球表面平均温度保持在15。考点average adj.平均的【高考典句】(2016北京高考)R

13、ideouts team thinks that the California condors average survival time in the wild is now just under eight years.Rideout的团队认为,加州秃鹰在野外的平均生存时间现在只有不到8年。1234678910115阅读下列句子,体会average的词性、搭配与含义1)He is just an average student.他只是一名普通的学生。词性:形容词含义:普通的2)An average of five students are absent every day.平均每天有五个学

14、生缺席。词性:名词含义:平均3)The average of 3,4 and 8 is 5.3,4和8的平均数是5。词性:名词含义:平均数12346789101154)On(the)average he works ten hours a day.他平均每天工作十个小时。搭配:on(the)average含义:平均(起来)5)His mark is above(the)average.他的分数在平均分之上。搭配:above(the)average含义:高于平均数6)Lucys height in her class is below(the)average.在班里,露西的身高低于平均数。搭配:

15、below(the)average含义:低于平均数1234678910115语法填空1)Last year the number of students who graduated with a driving licence reached 200,000,average of 40,000 per year.2)The number of the students in the class(be)below the national average.3)Lets work out how much we are wasting the average each day.an is on 活

16、学活用 12346789101155.I am doing a project on behalf of my school about global warming.我正代表学校做一项关于全球变暖的课题研究。考点on behalf of 代表一方;作为的代言人I want to thank you on behalf of my family.我代表全家向你们致谢。1234678910115阅读下列句子,体会behalf的搭配与含义1)He saves money in behalf of his son.他为帮助儿子而存钱。搭配:in behalf of含义:为帮助2)The manage

17、r cannot be here,so I will host the meeting on his behalf.经理不能前来,因此我将代表他主持会议。搭配:on sb.s behalf含义:代表某人1234678910115完成句子1)I would like to welcome you to come to our house(代表)my parents.2)He paid the money(代表我),at which I escaped being embarrassed.on behalf of on my behalf 活学活用 12346789101156.However,I

18、 still think people should advocate improvements in the way we use energy today.然而,我仍认为人们应该提倡改进现在利用能源的方法。考点一however表示转折意义,须用逗号同其他成分隔开。Id like to go with you;however,Im too busy.我很想和你一块儿去,可是我太忙了。【高考典句】(2016全国高考卷)However,there are a number of other reasons that might explain why you want to garden.但是,

19、还有一些其他原因可以解释你为什么要栽培花木。1234678910115考点二advocate vt.拥护;提倡;主张The group does not advocate the use of violence.该团体不支持使用暴力。I advocate that all the children(should)be taught to sing,dance and paint.我提倡教所有的小孩唱歌、跳舞和画画。He advocates reforming the prison system.他主张改良监狱制度。He advocated that the living level for t

20、he old(should)be improved.他主张提高老年人的生活水平。归纳:1)advocate(doing)sth.提倡(做)某事2)advocate+that宾语从句时,从句要用虚拟语气,其形式为(should+)动词原形。1234678910115活学活用单句改错1)Some educators advocate that children must be rewarded for their great performance.2)Do you advocate to ban trucks from the city centre?I cant agree more.Afte

21、r all,peoples health is the most important thing of all.完成句子3)I tried to persuade him;,(然而他不听).答案:mustshould或去掉must 答案:to banbanning however he didnt listen 12346789101157.We do not have to put up with pollution.我们不必忍受污染。考点put up with忍受;容忍That woman was a servant,who had a lot to put up with.那个妇女是一个

22、仆人,不得不忍受许多。We cant put up with the smell coming from the river behind our school.我们忍受不了从学校后面那条河里飘来的气味。1234678910115(1)同义词:bear,stand,tolerateThe pain was almost more than he could bear.这样的痛苦几乎使他受不了。I cant stand Tom;he talks too much.汤姆话太多了,我受不了了。The boss cant tolerate eating in the office.老板不能容忍在办公室

23、内吃东西。12346789101152)阅读下列句子,体会put up的含义Wed better put up a poster here.我们最好在这儿贴一张海报。含义:张贴They put up a tent.他们搭起了帐篷。含义:搭起He put up his hand and asked the president a question.他举起手,问了总统一个问题。含义:举起1234678910115单句改错1)I found the noise hard to be put up with.2)They put up with a table in the street and ga

24、ve food to the homeless.汉译英3)我不能容忍你对你妈妈说话的方式。4)我无法容忍他的冷漠。去掉be 去掉with I cant put up with the way you speak to your mother.I cant put up with his coldness.活学活用 12346789101158.Do not be casual about this.So if you are not using the lights,the TV,the computer,and so on,turn them off.不要对此疏忽大意。因此,你如果不用电灯、

25、电视、电脑等,要把它们关掉。考点一casual adj.随便的;漫不经心的;偶然的They were wearing their casual clothes,not school ones.他们穿着便服,而不是校服。a casual manner漫不经心的样子The exhibition is interesting to both the enthusiasts and the casual visitors.热心的爱好者和碰巧来参观的人都认为这个展览有意思。1234678910115阅读下列句子,体会casual的搭配与含义He is casual about winning the p

26、rize.他对获奖不在乎。搭配:be casual about含义:对不在乎考点二and so on“等等”,常用来列举人或物,位于句末,也可以用and so forth来替换。She spent her holiday doing housework,watching TV,reading,and so on/forth.她把假期花在了做家务、看电视、看书等事情上。1234678910115活学活用完成句子1)John was dismissed last week because of his(漫不经心的态度)towards his job.2)My car had broken down

27、 and I sought help(向碰巧路过的人).3)Others are interested in pictures,music,books,(等等).casual attitude from casual passers-by and so on/forth 12346789101159.Recycle cans,bottles,plastic bags and newspapers if circumstances allow you to.如果情况允许的话,把罐头盒、瓶子、塑料袋和报纸回收利用起来。考点circumstance n.环境;情况changing social an

28、d political circumstances正在变化的社会和政治环境Maybe under these circumstances we can say that man can conquer nature.也许在这些情况下我们能说人类可以征服自然。12346789101151)阅读下列句子,体会circumstance的搭配与含义Well support you under all circumstances.不管怎样,我们都会支持你。搭配:under all circumstances含义:不管怎样,无论如何Dont touch it under any circumstances

29、.任何情况下都不要动它。搭配:under any circumstances含义:无论如何,不管怎样;多用于否定句和疑问句Under no circumstances should you lend him money.你无论如何都不该把钱借给他。搭配:under no circumstances含义:绝不;置于句首时,应用倒装语序12346789101152)辨析circumstance,surrounding和environment:circumstance表示环境时,用复数形式,常指客观环境。surrounding常用复数形式,表示周围的环境。environment指影响人或事物的行为或

30、发展的环境。He was forced by circumstances to do this.他做这件事是为环境所迫。Some children grow up in beautiful surroundings but not in a happy home environment.有些孩子在美丽的环境中长大,但是却缺少一个幸福的家庭环境。Lets take action to beautify the environment.让我们行动起来去美化环境吧。1234678910115活学活用汉译英1)在任何情况下我们都不能同意这一原则。单句改错2)Circumstance forced me

31、 to accept the plan.答案:Under no circumstances can we agree to such a principle.答案:CircumstanceCircumstances 123467891011510.Rememberyour contribution counts!记住,你的贡献是很有价值的!考点contribution n.贡献;捐助;稿件【高考典句】(2016全国高考卷)Who made a great contribution to the civil-rights movement in the U.S.?谁为美国的民权运动做出了巨大贡献

32、?All contributions will be transported to the disaster areas as soon as possible.尽快将所有捐献的物资运到灾区。All contributions for the May issue must be received by Friday.所有要在五月这一期发表的稿件必须在星期五之前寄到。1234678910115阅读下列句子,体会黑体单词的词性、搭配与含义1)The doctor made a great contribution to the public health.这位医生为公共健康做出了巨大的贡献。词性:

33、名词搭配:make a contribution/contributions to含义:对做贡献2)He contributed$10 to charity every payday.他在每个发薪日捐助十美元给慈善事业。词性:动词搭配:contribute sth.to.含义:把捐献给12346789101153)Various factors contributed to his downfall.各种因素导致了他的倒台。词性:动词搭配:contribute to含义:导致1234678910115用contribution的适当形式或相关短语填空1)These measures would

34、 make a valuable towards reducing industrial accidents.2)Everyone is encouraged to something to those who suffered a great deal in the earthquake.3)What do you think of Miss Evens works?They have our understanding of these difficult subjects.contribution contribute contributed to 活学活用 12346789101151

35、1.Grammar考点一强调句的结构为“It is(was)+被强调部分+that(who/whom)+句子的其他部分”。被强调部分可以是主语、宾语、表语或状语。被强调的部分指人时,可以用that/who;如果指物,只能用that。被强调的宾语指人时,也可用whom。1234678910115123467891011512346789101151234678910115考点二强调句的疑问句式和否定形式。12346789101151234678910115考点三1)被强调的主语是第一人称I时,在剩余部分做谓语的be动词,一般现在时用am。2)并不是所有以it开头的句子都是强调句,有的是定语从句结

36、构。3)判断是否是强调结构的方法:把It is/was和that去掉后,所剩的部分如果仍然是一个完整的句子,就说明这是一个强调结构;否则,it可能是形式主语。1234678910115语法填空1)It was 1943 that the harmful smog made its appearance in Los Angeles.2)It(be)on the National Day of 2014 that she met with her separated sister.3)was in the 1500s that the first Europeans explored the c

37、oast of California.4)It was in this room our first meeting was held.5)It was not until 1936baseball became a regular part of the Olympic Games.in was It that that 活学活用 12346789101156)Its on the festival occasions the family get together he misses his father.7)It is exactly we behave has changed the

38、world.8)It was from only a few supplies that she had bought in the village the hostess cooked such a nice dinner.9)It was not until near the end of the letter she mentioned her own plan.10)It was only after he had read the papersMr.Gross realized the task before him was extremely difficult to comple

39、te.11)It was with the help of the local guide the mountain climber was rescued.when that how that that that that that 1234678910115单句改错12)It was that he said that disappointed me.13)It was the factory that produced TV sets that our friend was hurt.14)It was after he got what he desired when he realized it was not important.15)It is not what we are given but how we make use of it that determine who we are.第一个thatwhat the前加in whenthat determinedetermines