选修六 4.1Unit4 Global warming.ppt

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1、新课标人教版课件系列,高中英语选修(模块）6-4.1,Unit 4 Global warming,Windmills,renewable.,What?Renewable?,Warming up II(5 m),What?What kind?Renewable?,A coal power station,non-renewable.,What?What kind?Renewable?,An oil refinery(精炼厂),non-renewable.,What?What kind?Renewable?,A nuclear power plant,non-renewable.,What?Wha

2、t kind?Renewable?,A hydro-electric dam,renewable.,Guess it!,Uranium Ore(铀矿石)The element uranium does not occur in pure form in nature but is found in minerals such as carnotite（钒钾铀矿）,pictured here.,What source of energy?,Geysers(间歇泉),Geothermal(地热的)Energy Plant,基础知识自测,一、单词拼写 根据读音、词性和词义写下下列单词。1 _ rB:

3、f n.图表;坐标图。2 _fi5nCminEnn.现象。3_fjuEln.燃料 4 _5deitE n.资料;数据5 _5klaimit n.气候 6 _steitvt.陈述；说明7 _reindVn.种类；范围 8 _5waIdspredadj.分布广的,普遍的。9_di:5kri:s vi.vt.减少；使变小,graph,phenomenon,fuel,data,climate,state,range,widespread,decrease,10 _ 5stediadj.稳固的；持续的。11_i5zistEnsn.生存；存在 12_5autEadj.外部的；外面的。13_ pE5lu:F

4、Enn.污染；弄脏 14_ I5lektrIk(E)ladj.电的；与电有关的15_ 5mEutE n.发动机 16_kAnn.容器；罐头17 _ 5maikrEuweivn.微波炉；微波 18 _ 5nju:kliEadj.原子核的；核胡19_dIsE5ri:mEntn.分歧；不一致 20_ 5taitln.标题；题目,title,steady,existence,outer,pollution,electrical,motor,can,microwave,nuclear,disagreement,二、单词运用 根据句子的结构和意义，以及中文提示，在空格处填入一个恰当的单词。1 Coal i

5、s one of the cheapest types of _.2 You must drink a large _ of water.3 She enjoyed w_ fame afer her new film came out.4You have to take the _(后果)of the accident.5The frontier _(延伸)from the northern hills to the southern coast.,ranges,fuel,quantity,widespread,consequences,6.An eclipse of the moon is

6、one of the rare _（现象）7 Not everyone can afford journeys to _ space.8.The little girl drank four _(罐)of beer,which made us surprised.9 Students numbers will have_(减少)to 3000 by the end of this term.10 Although we are burning coal in huge _ every year,we wont run out of it for centuries.,quantities,ph

7、enomena,outer,cans,decreased,三、词语派生 用所给词的适当形式填空。1 Prices are rising _(steady)2.He is old enough to be _of his parents so he wants _ from them.(dependence)3.The president made a _（state）of his aims.4.Do you believe in the _（exist）of ghosts?5.The _（pollute）river should be dealt with by the government.

8、,steadily,independent independence,statement,existence,polluted,6.How did you deal with the _(disagree)between colleagues(同事)7.The use of energy is Tims country is low _(compare to)the use of energy in the USA.8.Mother asked little Tom to _(renewable)the water in the goldfish bowl.9.This machine has

9、 an _(electricity)fault.10.The significant earthquake broken out last night caused a _(catastrophe)failure.,disagreement,compared to,Renew,electrical,catastrophic,四、词组互译1 _ 逐步建立；增加 2_ 依赖；依靠 3_ 发生；造成 4 _ 等等 5 _大量的 6_ 有关系；有影响 7 _ 只要 8 _ 在A和B 之间变化,range from A to B,build up,depend on,come about,and so

10、on,quantities of,make a difference,as long as,9_继续10 _ 把比作；11 _ 导致 12 _ 大体上；基本上13 _按平均数计算14 _忍受；容忍15_ 一瞥,glance at,keep on,compare to,result in,on the whole,on average,put up with,五 词组运用词组填空 从上面的短语中选择恰当的短语填空。1.Were _ him finishing her job by Friday.2.He _knowledge _ wings to fly.3.Tell me how the ac

11、cident _4._ books were on the desk.5.The accident _ ten deaths.,resulted in,depending on,compared to,came about,Quantities of,6.You need to _ your strength.7.Dont _ asking so many questions.8.He _ the envelope and recognized his uncles handwriting.9.You can go to play _ you stay in the back yard.10.

12、We cant _ his endless complaint.,put up with,build up,keep on,glanced at,as long as,完成句子 根据汉语意思完成英文句子。11.付款多少取决与你居住的地方。The amount you pay _ where you live.12.与40年前相比，卫生保健水平得到了极大提高。_,standards in health care have improved greatly.13.这种情况本不应该发生。This situation _.14.警方发现了大量违禁药品。Police found _ of illegal

13、 drugs.15.谈判结果削减了导弹数量。The talks _ reducing the number of missiles.,resulted in,depends on,Compared with 40 years ago,should never have come about,a large quantities of,句子翻译16.我们平均每年有一个学生不及格。_17.他们的年龄在25岁到50岁之间。_18.我不明白她怎么能容忍他没完没了的抱怨。_19.这场雨影响了比赛。_20.总得来说，我赞成这个建议。_,On the whole,Im in favor of the pro

14、posal.,We fail one student per year on average.,Their ages range from 25 to 50.,I dont know how she puts up with his endless complaint.,The rain made a difference to the game.,强调句型,强调句型，你掌握了吗？,一、It is/was+被强调部分+that+剩余的部分 被强调部分是人 who/whom/that+剩余的部分 注意(被强调部分是:主语，宾语，表语或状语)强调句的连接词一般只用 that；强调人时，可用who(

15、主语)或 whom(宾语).强调句的时态一般为“It was+that”强调句的一般疑问句句型：Is/Was+it+所强调的部分+that/who/whom?强调句的一般疑问句句型：疑问词+所强调的部分+that/who/whom?,1.我是在街上遇见她的父亲的。(强调在街上)2.你是8点开始工作的吗？（强调时间）3.正是因为她病了，他们才没见她做这项工作。4.他为什么不能回答这个问题？,It was in the street that I met her father.,Was it at eight oclock that you began to work?,Because she w

16、as ill,they didnt ask her to do the job.It was because she was ill that they didnt ask her to do the job.,Why was it that he couldnt answer the question.,（强调原因）,判断是否是强调句是，可把 It is/was that 去掉，剩余部分在不增减任何词的情况下还是一个完整的句子，那么这种句子是强调句。It was in the street that I met her father.In the street I met her fathe

17、r.It was because she was ill that they didnt ask her to do the job.Because she was ill,they didnt ask her to do the job.,二、not.until.的强调形式:It is not until+被强调部分+that.“直到才”，主要用于强调时间状语的强调句型。I didnt realize she was a famous film star until she took off her dark glasses.Not until she took off her dark g

18、lasses did I realize she was a famous film star.It was not until she took off her dark glasses that I realized she was a famous film star.,三、句子谓语 的强调手段：do/does/did+动词原形e.g 我的确相信他是老实人。I do believe that he is an honest man.他们昨天的确去看过你，但没见到你。They did go to see you yesterday,but failed to meet you.,四、Wha

19、t+从句+is/was 是名词从句结构，常用来强调主语、宾语。e.g他最希望的是成为一名飞行员。（强调宾语）,What he wishes most is to become a pilot.,What interested me most was the beautiful scenery.给予我们鼓励的是他为我们树立的榜样。（强调主语）What encouraged us was the example he set for us.,What+从句+is/was 使我最感兴趣的是那美丽的风景。（强调主语）,巩固练习：1.It was _ he said _disappointed me.A

20、.what;that B.that;thatC.what;what D.that;what2.Is it in the factory _ this type of cars are produced?A.which B.where C.that D./3.Is it the factory_ this type of cars are produced?A.which B.where C.that D./,4._ on Monday night that all this happened?A.Is it B.It is C.Was it D.It was5.It was _ the old

21、 worker came that we _ the experiment.A.until;didnt begin B.not until;beganC.until began D.not until;didnt begin 6.It is I _ singing in the garden.A.who are B.who is C.that am D.that is,7.-Why didnt you answer when I spoke to you in the street this morning?-I _ but you didnt hear me.A.did answer B.d

22、idnt want to answer C.couldnt answer D.was too busy8.It is in the west of China _ there is no doubt _it is going to rain tomorrow.A.where;whether B.that;thatC.that;whether D.where;that 9.It was 1969_ the American astronauts succeeded in landing on the moon.A.that B.when C.on which D.which,10.It was

23、the training _ he had as a young man _made him such a famous writer.A.when;that B.that;when C.that;who D.that;that,1.It was about 600 years ago _ the first clock with a face and an hour hand was made.(NMET 1997)A.that B.until C.before D.when2.It was only when I reread his poems recently _ I began to

24、 appreciate their beauty.(NMET 1998)A.until B.that C.then D.so,A,B,高考链接,3.It is these poisonous products _ can cause the symptoms of the flu,such as headache and aching muscles.(NMET 2003上海)who B.that C.how D.what4.Why!I have nothing to confess._ you want me to say?(NMET 2004上海)A.What is it that B.W

25、hat it is thatC.How is it that D.How it is that,B,A,5.It was _ back home after the experiment.(NMET 2004湖北)A.not until midnight did he goB.until midnight that he didnt goC.not until midnight that he wentD.until midnight when he didnt go6.It was with great joy _ he received the news that his lost dau

26、ghter had been found.(NMET 2004福建)A.because B.which C.since D.that,C,D,It is a rapid increase compared to most natural pare A to B compare A with B,：把A比作B，一般要有相似之处，显示某人或某物与他人或他物相同。,：把A和B进行比较,eg:我们常把儿童比作花朵。eg:如果你把这本字典和那本比较一下，你就会发现许多不同之处。,We often compare children to flowers.,If you compare this dicti

27、onary with that one,youll find many differences.,Language points for Reading I,2.How has this come about and does it matter?come about:发生，造成 相当于happeneg:你能告诉我事情是怎么发生的吗？eg:随着电的使用，种种大变化发生了。,Can you tell me how the accident came about？,With the use of electricity,great changes have come about.,come out

28、 come up,出现；（消息）传开；（观点）公开,发生、举行；（在空中）出现,3.phenomenon n.现象；奇迹，罕见的人才或事物eg:雨雪是天气现象。Rain and snow are phenomena of the weather.eg:不应该简单地视未婚妈妈为一种社会现象。Unmarried mothers should not be regarded simply_.eg:贝多芬是音乐家中的天才。Beethoven was_ among musicians.,pl.phenomena,as a social phenomenon.,a phenomenon,Harrys ra

29、pid success made him an extraordinary person in the business would.=Harry was made _ _ because of his rapid success in the business world.,a phenomenon,4.result in 产生，导致(=cause/lead to)主语：in 的宾语：eg:努力终归成功。Hard work results in success.result from 主语：|from 的宾语：,起因,结果,由引起，产生,结果,起因,His sickness was caus

30、ed by eating too much.=His sickness resulted _eating too much.(in/from),from,causebring about lead to,1.cause 表示的因果关系比较直接Eg.Smoking can cause lung cancer.My car has caused me a lot of trouble.2.bring about 表示的因果关系不那么直接eg.The war brought about a reduction in the birth rate.3.lead to相当于causeeg.The str

31、ike could lead to a loss of jobs.,5.state v.陈述，声明；n.状况，情况；国家；+n.state+that从句+wh-从句；可用于被动结构，也可用过去分词作定语。,+n.state+that从句+wh-从句；,他已公开声明他会支持那项政策。He has publicly _ _ _ for the policy.,stated his support,2.我听见那位官员说不接纳儿童。I heard the official state that they would not accept children.3.合同清楚地叙述了那项工作应在何时完成。Th

32、e contract stated when the work should be finished.,eg:她今天心情不好。eg:国家首脑,n.状况，情况；国家,She is in a terrible state today.,the head of state,6.range v.排列,使成行；偏袒，站在的方面。n.：范围(尤指从到各种种类,可供选择的范围等，可加不定冠词)；排列 beyond the range of out of ones range,超越的范围,某人达不到的,eg:这家商店商品品种多。The shop keeps_.eg:年龄范围自6岁到12 岁。_is from

33、six to twelve years old.,a wide range of goods,The age range,v.排列,使成行；偏袒，站在的方面。主要搭配为：+名词/代词；+介词+名词/代词；常可用于:1.被动结构 2.range oneself；3.range from to/between and 从到不等。,eg:老师令其学生沿着小径排队。The teacher _along the path.eg:温度在15度到35度之间。The temperature_.eg:我们应当列身于法律与秩序的一边。We should _ _ on the side of law and ord

34、er.,arrange ourselves,ranged his students,ranges from 15 to 35 degrees,7.build up,逐步建立，增加，增进,build up ones fortune,build up ones strength,eg:累积财富 养精蓄锐,8.keep on eg:他们虽然很累了，还是继续工作。,继续+doing sth.,坚持,They keep on working although they are tired.,keep up,9.Some byproducts of this process are called“gree

35、nhouse”gases,the most important one being carbon dioxide.,其中:the most important one being carbon dioxide 是一个独立主格结构，由名词+分词构成，在句中做补充说明或伴随的状况。,Eg._(时间允许的话)，I will show you around the city.,_(今天是星期天)，I dont have to go to work.,_(没有人要说的话)，the meeting was closed.,=If time permits,=Because today is Sunday,

36、=As nobody had any more to say,Time permitting,Today being Sunday,Nobody having any more to say,1.make a difference,有关系；有影响的（后与 to 连用）,eg:那对我没有影响。eg:锻炼对你的健康产生很大的影响。,That makes no difference to me.,Exercise can make a great difference to your health.,Language points for Reading II,2.put up with,忍受，容忍,eg:他发现很难忍受那种疼痛。,He found it difficult to put up with the pain.,3.so long as=as long as(只要，如果)You can go out on condition that you wear an overcoat.=You can go out _ _ _ you wear an overcoat.,as long as,eg:只要你开心，你做什么都没关系。,As long as you are happy,it doesnt matter what you do.,