（广东专版）2013届高三英语一轮课件：UNIT2（新人教版选修8）.ppt

1、选修 8Unit 2CloningPart A模仿朗读请听课文录音，并跟读课文，注意语音、语调和停顿Part B角色扮演角色：John and Jack情景：John和Jack在谈论克隆。任务：请你扮演John，根据中文提示提出问题，请你的同桌扮演Jack，根据课文内容回答你的提问。1什么是克隆？_2.什么克隆简单些，植物克隆还是动物克隆？_ 3.克隆有什么用途？_ 4.首例克隆动物是什么？是什么时候克隆成功的？_ 5.现在有克隆人吗？_答案：1Q：What is cloning?A：Cloning is a way of making an exact copy of another ani

2、mal or plant.2Q：What is straightforward，cloning plants or cloning animals?A：Cloning plants is straightforward while cloning animals is very complicated.3Q：What can we use cloning for?A：Cloning has two major uses.Firstly，gardeners use it to答案：produce commercial quantities of plants.Secondly，it is val

3、uable for research on new plant species and for medical research on animals.4Q：What is the first cloned animal?When was it cloned successfully?A：The first cloned animal was Dolly the sheep which was cloned in 1996.5Q：Is there any cloned human being now?A：No.Part C故事复述答案：Cloning，a way of making an ex

4、act copy of another animal or plant，has two major uses.Firstly，gardeners use it to produce commercial quantities of plants.Secondly，it is valuable for research on new plant species and for medical research on animals.here are two types of cloning，cloning plants and cloning animals.Cloning plants is

5、straightforward while cloning animals is very complicated.The first cloned animal was Dolly the sheep which was cloned in 1996.请结合上述问题答案，用自己的话复述课文。提示词：cloning，an exact copy of，cloned animal.写出下列必考单词1仅，只，不过 adv._2打扰，烦心 v._3缺点，不利条件 n._4直接的，简单的adj._5突破n._6程序，步骤n._7获得，赢得v._8任意的adj._9媒介，手段(pl)n._10最初的，开始

6、的adj._11必须做的，强迫的adj._12保守的，守旧的adj._13积累，累积 v._14退休，离开v._答案：pulsory12.conservative13.accumulate14.retire.写出下列单词的变化形式1有区别v._；差异n._；不一样的adj._2宾语，物体n._；反对，抗议v._；反对 n._；客观的adj._3装饰 v_；装饰n._4修改，纠正 v_；准确的，得体的adj._；不准确的 adj._5法规，条例n._；有规律的，定期的adj._；不规则的adj._6商业，贸易n._；商业的，贸易的adj._7抵抗，对抗 v_；抵抗，对抗n._；无法抗拒的adj.

7、_8假定，设想 v_；假定，设想 n_答案：1differ；difference；different2.object；object；objection；objective3.decorate；decoration4.correct；correct；incorrect5regulation；regular；merce；commercial7.resist；resistance；irresistible8.assume；assumption 活学活用用所给单词的适当形式完成句子1In_ respects，French _from English.(difference)2My main _to t

8、he plan is that it would be too expensive.(object)3A man with _habits often sleeps as _as clockwork，neither too late nor too early and always obeys the _.At the same time his own belongings are always _well by him.(regular)4His novels are well written and _as well.(commerce)5Many young people could

9、not _the spiritual pollution.Sometimes their _was so powerless so that they say such kind of things are _.(resist)6She lives in an _that she will win every time because she always _no one is more capable than she.(assume)答案：1different；differs 2objection3regular；regularly；regulations；regulated4Commer

10、cial 5resist；resistance；irresistible6assumption；assumes.翻译下列必背短语1使沮丧 _2赞成 _3一定；注定 _4适合于的，适当 _5使复生 _6得到好结果；取得成功；偿清 _7反对 _8使刻骨铭心 _9对有巨大影响 _10状况良好(坏)_答案：1cast down2.in favor of3.be bound to(do)4.be appropriate to(for)sth.5.bring.back to life6.pay off 7object to8.strike.into ones heart9have a great impa

11、ct on10.in good/poor condition 活学活用根据括号中的解释，从课文中找出恰当的短语完成下列句子1Did your plan_？(bring good results)2Anyone would be _(feeling unhappy and depressed)by such news.3It is said that the doctor is able to_ the dying_.4Youve done so much work that you_(be sure)pass the exam.5You should write in a style whic

12、h _(be suitable for)your subject.6I _(not agree to)your plan because it will cost too much money.7Your staying up so late will _(affect greatly)your health.答案：1pay off2.cast down3.bring.back to life4.are bound to5.is appropriate to6.object to7.have a great impact on.重点句型Then came the disturbing news

13、 that Dolly had become seriously ill.(P12)接着传来了令人烦扰的多莉病重的消息。句型：这是一个完全倒装(主谓倒装)的倒装句。主语被放到谓语came的后面。当主语名词(如news，word)含有一个同位语从句时，由于主语过长，通常将主语放在谓语动词之后。同时，here，there，now，then，in，away，up，down等副词置于句首时也用完全倒装，谓语动词常用be，come，go，lie，run。模仿造句(1)一大早就传来了中国队击败日本队的消息。_came_ that the Chinese Team defeated the Japanese

14、 Team.(2)他被中山大学录取的消息终于传来了。_答案：(1)Early in the morning；news(2)Finally came the news that he had been admitted to Zhongshan University.语篇领悟根据课文Cloning：Where Is It Leading Us 完成下列短文Cloning is a way of _1_(make)an exact copy of another animal and plant._2_has two major uses.One is_3_gardeners use it to

15、produce commercial quantities of plants.The _4_ is that it is valuable for research on new species and for medical research on animals._5_，the process of cloning is difficult to undertake.Many attempts to clone mammals failed.The first successful clone，Dolly the sheep，made the whole _6_(science)worl

16、d follow its process，though it had _7_problems than the normal sheep.On the other hand，Dollys appearance_8_(raise)a storm of objections and had a great impact _9_the media and public imagination.Different people have different opinions of it.However，scientists still wonder whether cloning will help

17、_10_ harm us and where it is leading us.答案：1making2.It3.that4.other5However6.scientific7.more8raised9.on10.or.考点活用用本单元所学词组、句型翻译下列短文克隆的实际过程不是那么简单，而是有很强的技术性，是一个非常精细和复杂的过程，这是因为在程序上很难处理。但多莉羊的克隆成功注定会引起更多科学家的关注，有人还希望通过克隆让灭绝的动物复生。最近英国政府赞成可以有限度地运用克隆技术来培植胚胎，以利于医药发展。但克隆人是非法的。技术还远远不成熟，并且很多人担心某些恐怖分子会克隆他们自己，死后继续

18、做恶。答案：The actual process of cloning is not straightforward but very precise，very technical and complicated because the procedure is difficult to undertake.However，the cloning of Dolly the sheep was bound to draw the attention of more and more scientists.Whats more，some people hope to bring some exti

19、nct species back to life through cloning.In Britain，while the government recently is in favor of the limited cloning of embryos to help medical advances，human cloning is illegal.This is because the technology is far from perfect and many people are worried that certain terrorists would clone themsel

20、ves to continue doing evil after death.1.What problems may arise when humans are cloned?(P10)克隆人会引发什么问题呢？词语辨析arise；rise；raise；liftarise 不及物动词，指“出现；发生；起立;上升”,是一种庄严的用语。rise 不及物动词，“上升，升高，耸起”之意，表示事物本身由低处移到高处,又引申为“起床，起立，发生，发源”等意义。raise 及物动词，“抬起，举起，升起”,表示把某物从低处抬到高处，有时指“提高价值、名誉、地位、工资”等，又可作“抚养，饲养”解。lift 既用作

21、不及物动词又可用作及物动词。“举起，抬起，升起，抬高”，强调用人力或机器把重物提高到较高的位置，比raise 的意味强，更具口语化。即学即练用arise，rise，raise lift填空(1)The children _ from their seats.(2)We know the sun always_ in the east.(3)The Chinese women _to their feet.(4)The manager _the workers salary.(5)The box was so heavy that the little boy could not _it.(6)

22、Many unexpected difficulties_.(7)A new financial crisis(金融危机)_答案：(1)arose/rose(2)rises(3)have already risen(4)has raised(5)lift(6)have arisen(7)has arisen2It is a difficult task to undertake.(P11)这是一项很难完成的任务。词语归纳undertakev承担，从事，保证，答应undertake for 为担保，答应undertake to do sth.答应做某事，许诺做某事 探究学习阅读下列句子，注意划线

23、部分的含义Ill undertake for your security.我将保证你的安全。Arab governments would undertake to control the operations of guerrilla forces from their territory.阿拉伯各国政府也将设法约束游击队在他们领土上开展活动。3But at last the determination and patience of the scientists paid off in 1966 with a breakthrough.(P11)但是决心和耐心使科学家们最终于1966年收获了

24、突破性的结果 词语归纳pay off还清(债款)，报复，惩罚，得到好的结果，取得成功，值得的pay back 偿还，报答，报复，回报pay for 支付的费用，付钱购买，为付出代价pay down 付定金，及时支付 即学即练选用上述短语填空(1)His efforts_ when the girl accepted his proposal(求婚)(2)Let me _the broken window.(3)You should _$28 _a one way ticket.(4)I must _the money _that I borrowed.(5)After ten years of

25、 hard work，the Greens _ all their debts.答案：(1)paid off(2)pay for(3)pay.for(4)pay.back(5)paid off4Cloning scientists were cast down to find that Dollys illnesses were more appropriate to a much older animal.(P12)研究克隆的科学家发现多莉得的病更容易发生在年老的羊身上，这使他们很沮丧。词语归纳cast downfeel discouraged，表“灰心，沮丧”，常用于被动语态或做表语。ca

26、st aside 丢在一边cast out 驱逐cast off 扔掉；抛弃，放弃，脱掉cast about/around for 到处寻找cast doubt on 使人怀疑 即学即练选用上述短语填空(1)She was much_ by her failure to find work.(2)She has _her old friends_，which made them very disappointed.(3)John _his girlfriends after he became rich.(4)The old woman said she had the power _ghos

27、ts(鬼怪)(5)New evidence _his theory.答案:(1)cast down(2)cast；aside(3)cast off(4)to cast out(5)has cast doubt on5On the other hand，Dollys appearance raised a storm of objections and had a great impact on the media and public imagination.(P12)另一方面，多莉的出现引起了一阵强烈的反对，对媒体和公众的想象力也产生了巨大的影响。词语归纳Aobject n.宾语，物体，目标

28、 object v反对have an objection to(doing)sth.反对干某事raise an objection 提出异议have no objection to 不反对 feel an objection to 不喜欢，厌恶object to 反对；讨厌 即学即练A根据汉语提示完成句子(1)I_(不赞成，反对)that he was too young for the job.(2)My _(主要的反对意见)to the plan is that it would be too expensive.(3)His_(生活的目标)is to earn as much money

29、 as possible.(4)We _(没有异议)your plan.答案：A.(1)objected(2)main objection(3)object in life(4)have no objection to 词语归纳Bmake/have an impact on/upon对有影响；对起作用，产生效果have an effect on/upon对有影响；对起作用，产生效果have no effect on 对没有影响have much/great effect on 对有很大影响 即学即练B根据汉语提示完成句子(1)The computer _modern life.(对产生了巨大的

30、影响)(2)Punishment_on him.(没有什么效果)(3)Did the medicine_？(有什么疗效)答案：(1)has had/made a great impact on(2)had very little effect(3)have any effect6Is it in favor of cloning or against it？(P12)是赞成还是反对克隆？词语归纳Favor：v喜欢，偏爱：n好处，恩惠favorite adj.最喜欢的win sb s favor 获得某人的好感(be)in favor of 赞成，支持do sb.a favour/do a fa

31、vor for sb.帮某人忙 do sb.a favor by doing sth.帮助某人干某事 即学即练选用上述词语完成句子(1)Who is your_ writer?(2)Are you _staying at home?(3)She always_ her youngest child.(4)Would you_ carrying the box upstairs for me?答案：(1)favourite(2)in favour of(3)favours(4)do me a favour by7Dollys death，like her birth，was bound to r

32、aise worries.(P14)多莉的死，正如它的出生，肯定会引起担心。词语归纳be bound to sth.被束缚于某物，被绑在某物上be bound to do sth.一定会做某事，有义务做某事be bound for.准备去be bound up in 热心于，忙于be bound up with 与有密切关系 bound v跳跃，限制；n.跳跃，界限，范围 即学即练根据汉语提示完成句子(1)Youve done so much work that you_.(一定能考及格)(2)He _(蹦蹦跳跳地跑进房间里)and announced that he was getting

33、married.(3)He seems_(非常热心于)his work.(4)Look at the cloud，and it_(肯定下雨)this evening.答案：(1)are bound to pass the exam(2)bounded into the room(3)very bound up in(4)is bound to rain8From time to time people suggest that the extinct animals like dinosaurs，can possibly be brought back to life through clon

34、ing.(P15)时不时有人提议，克隆技术将有可能使地球上已经消失的动物(如恐龙)复生。词语归纳bring sb.back to life 使复生bring in 带进，引进，赚取bring sth.back to ones mind 使人回想起bring out 带出，使清楚，显示，出版，产生 bring down 降低，压价，使泄气 bring about 带来，引起，造成 bring up 抚养，培养，呕吐，提出 即学即练根据汉语提示完成下列小段落The old photo(1)_(让我想起了一只狗)It died after it was knocked down by a speed

35、ing car.Mary，its owner，(2)_(被抚养)by a cloning scientist.Influenced by the scientist，she planned to(3)_(把这条狗起死回生)and took action immediately.She never thought that her plan would(4)_(引发许多麻烦).答案；(1)brought a dog back to my mind(2)was brought up(3)bring the dog back to life(4)bring about a lot of troubl

36、e含对比观点的议论文的写作 技巧点拨出现在高考“读写任务”中含对比观点的议论文一般由三部分构成：观点1、观点2和“我”的看法。考生答题时，首先写出阅读材料的摘要，再按要求写议论文。议论文部分可按下列模板进行写作。写作模板一：In fact，people have different opinions about _(主题)Some people think _(观点A)while_(观点B)Those who hold the first opinion think that _(支持观点A的理由一)What is more，_(理由二)Moreover，_(理由三)In contrast，t

37、hose who hold the second view think that_(支持观点B的理由一)What is more，_(理由二)Moreover，_(理由三)From my point of view，I think_(我的观点)/As to me，I agree with the former opinion._(陈述自己的理由，一般有两个理由)。写作模板二：The topic of _(主题)is becoming more and more popular recently.There are two sides of opinions about it.Some peop

38、le say A is _(观点A)They hold their view for the reason of _(支持A的理由一)What is more，_(理由二)Moreover，_(理由三)While others think that B is a better choice in the following three reasons.Firstly，_(支持B的理由一)Secondly(Besides)，_(理由二)Thirdly(Finally)，_(理由三)From where I stand，I think _(我的观点)The reason is that _(原因)

39、As a matter of fact，there are some other reasons to explain my choice.For me，the former is surely a wise choice.活学活用当前不少文学作品被改编成电影。有人选择看电影，有人则喜欢读原著。请你根据写作内容以“Film or book，which do you prefer？”为题写一篇英语短文。写作内容1看电影：省时、有趣、易懂；2读原著：细节更多、语言优美；3我的看法及理由。写作要求1只能用5个句子表达全部内容。2参考词汇：original work(原著)答案：Some of us

40、think that it is better to see the film than to read the book in the original because it takes less time to understand the whole story.Besides，the film is usually more interesting as well as it is easier to follow.However，others would prefer original works，holding the view that they can get more detailed information from the original and enjoy the beautiful language in the book.Personally，I agree with the second view for the reason that I can stay at home，reading quietly in a situation of my own.Whats more，I am able to better understand the authors ideas.祝您