1、Unit 2Cloning1biotechnology n. 生物科技2transplant n& vt. 移植3technological adj. 技术的4potential adj. 潜在的5innovation n. 科技创新6digital adj. 数字的；数码的7artificial adj. 人工的8intelligence n. 智能9hightech adj. 高技术的；高科技的10device n. 装置；设备11appliance n. 器具；器械12gene n. 基因13beneficial adj. 有利的；有益的14advantage n. 优点；优势15dis
2、advantage n. 缺点；劣势16advanced adj. 先进的1contrast with与形成对照2by this means/in this way用这种方式3side effects副作用4test out试验5show clear evidence of清楚表明6account for是的原因；解释；占据7look back回顾8of all time有史以来9as for至于；关于10on the increase/rise正在上升/增加1There is no doubt that we benefit a lot from the scientific advance
3、ments in many different ways.毫无疑问，我们在许多不同的方面受益于科学的进步。2Scientists are still uncertain/not sure how genes influence aging.科学家们仍然不清楚基因怎么影响衰老。3Science and technology plays an important role in our socialist construction.科技在我们的社会主义建设中起重要作用。1The day will come in time when intelligent robots will take_the_
4、place_of machine operators to do dangerous work.智能机器人会取代机器操作工人从事危险工作的这一天迟早会到来。2We need more money if we are to make_any_further_advances_in this area of science.要想在这一科学领域取得进一步的发展，我们需要更多的资金。3He was one_of_the_best_professors_Ive_ever_had,_and he really cared about his students and their work.他是我遇到过的最
5、好的教授之一，他对他的学生们和他们的学习非常关心。 教材单词写准并记牢.重点单词1exact adj. 精确的；准确的2obtain vt. 获得；赢得3attain vt. 获得；到达(水平、年龄、状况等)4forbid vt. 禁止；不准5shortly adv. 立刻；不久6strike v. 打；撞击；罢工 n. 罢工7undertake vt. 着手；从事；承担8breakthrough n. 突破9altogether adv. 总共；完全地10vain adj. 虚荣的；自负的；徒劳的11owe vt. 欠(账、钱、人情等)；归功于12initial adj. 最初的；开始的13
6、bother vt. 打扰 vi. 操心 n. 烦扰14merely adv. 仅；只；不过15unable adj. 不能的；不会的16drawback n. 缺点；不利条件17adore vt. 崇拜；爱慕；喜爱.拓展单词1differ vi. 不同；相异different adj. 不同的difference n. 差异；不同2identical adj. 同一的；一模一样的identity n. 身份；同一性；一致3commercial adj. 商业的；贸易的commerce n. 商业；贸易4complicated adj. 复杂的；难懂的complicate vt. 使复杂化5c
7、orrection n. 改正；纠正；修正correct adj. 正确的 v. 改正6object vi. 反对；不赞成objection n. 不赞成；反对；异议7accumulate v. 积累；聚积accumulation n. 积累；增加8retire vi. 退休；离开retirement n. 退休；引退9assumption n. 假定；设想assume vt. 假定；设想10regulation n. 规则；规章；法规regulate vt. 调节；管理11popularity n. 受人喜爱；流行popular adj. 流行的；通俗的；受欢迎的12resist vt. 抵
8、抗；对抗resistance n. 抵抗；对抗resistant adj. 有抵抗力的；抵制的13decoration n. 装饰；装修decorate v. 装饰；装修14reasonable adj. 合情理的；讲道理的；公道的reason n. 原因；道理.阅读单词1twin n双胞胎之一；孪生儿之一adj. 成对的；成双的2straightforward ad 简单的；直接的；坦率的3arbitrary adj. 任意的4.medium n媒介；手段；工具5fate n. 命运；天命 6.cast vt. 扔；投；掷7conservative adj. 保守的；守旧的 8.consti
9、tution n. 宪法；章程9compulsory adj. 必须做的；义务的；强迫的；强制的10opera n. 歌剧；歌剧团；歌剧院 11.chorus n. 合唱；合唱队12loaf n. 一条(面包) 13.flour n. 面粉14impact n. 撞击；冲击；巨大的影响 15.feather n. 羽毛16turkey n. 火鸡 17.hatch v. 孵出；孵卵；孵化18moral adj. 道德(上)的；伦理的高考与教材1.(2019全国卷)Popularity (popular) is a wellexplored subject in social psycholog
10、y.2(2018北京卷)Knowing these causes can make us examine our behavior, and correct (correct) bad habits.3(2017全国卷)Although there was an age difference (differ), we both came from a tradition of theater and live TV.4(2017北京卷)Jim has_retired (retire), but he still remembers the happy time spent with his s
11、tudents. 教材短语写准并记牢1.pay_off 得到好结果；取得成功；偿清2object_to 反对3in_favour_of 赞成；支持4(be) bound to (do). 一定或注定(做)5from_time_to_time 不时；偶尔6bring_back_to_life 使复生；使复活7cast_down 沮丧；不愉快8strike.into ones heart 使刻骨铭心9in_vain 白费力气；枉费心机10in_good/poor_condition 状况很好(坏)；情况很好(坏)11owe.to. 把归功于12have_a_great_impact_on 对有很大
12、影响高考与教材1.(2019全国卷)Gordon says the HUNCH program has_an_impact_on (影响) college admissions and practical life skills.2(2018北京卷)Absorbed in every move of mine, the foreign students were once again amazed by this unique culture and they couldnt help taking pictures from_time_to_time (不时，偶尔). 教材句式写准并记牢1.
13、while用于并列转折Cloning plants is straightforward while cloning animals is very complicated.克隆植物是简单的而克隆动物却十分复杂。2that 引导的同位语从句Then came the disturbing news that_Dolly_had_become_seriously_ill.接着传来了令人烦恼的消息，多莉得了重病。3whether 引导的宾语从句However, scientists still wonder whether_cloning_will_help or harm us and wher
14、e it is leading us.然而，科学家们仍然想知道克隆技术会帮助我们还是伤害我们，并且它将我们引向何方。4whether引导同位语从句Besides that, there is also a fierce debate over the question whether_human_cloning_experiments_should_be_allowed.除此之外，克隆人的实验是否应该被允许进行的问题引起了激烈的争论。5The advantage is that. 其优点是，that引导表语从句The_advantage_is_that if there is a new il
15、lness some of these animals may die, but others will survive and pass on the ability to resist that disease to the next generation.其优点是如果发生某种新的疾病，这类动物中的一些可能会死掉，但是另外一些却能存活下来，并且把这种免疫力传给下一代。高考与教材1.(2019江苏卷)The_fact_is_that (事实是) a huge brain is a huge drainconsumption of energyon the body.2(2018北京卷)You
16、_are_bound_to_have_an_unforgettable (你一定会有一次难忘) and rewarding experience in China.3(2018北京卷)Soon the tea room became lively with_every_international_student_trying_to_make_their_own_tea (每个国际学生都想自己泡茶)4(2018北京卷)Ordinary soap, used_correctly (如果正确使用的话), can deal with bacteria effectively.5(2017天津卷)As
17、I began my own personal weight program, I was filled with the fear that_I_would_run_into_the_same_difficulties (我会陷入同一种困境) that beat me before.1动词ion 变名词correctcorrection 改正；纠正objectobjection 反对regulateregulation 规则；规章decoratedecoration 装饰accumulateaccumulation 积累assumeassumption 假定；设想2形容词ly 变副词mere
18、merely 只；仅仅shortshortly 立刻；不久exactexactly 精确地fairfairly 公平地；相当地initialinitially 最初；起初3巧记合成词fall downdownfall 垮台get togethergettogether 聚会break throughbreakthrough 突破break outoutbreak 爆发4“v.off”短语荟萃pay off 偿清；取得好结果cut off 切断take off 起飞turn off 关闭put off 推迟give off 发出光/热/气体等move off 离开；出发show off 炫耀；卖
19、弄set off 出发；爆炸5heart 相关短语strike.into ones heart 使刻骨铭心put ones heart into. 用心对待lose heart 灰心heart and soul 全心全意地高频词汇精讲1differ vi. 不同；相异Think about how they differ.想一想他们如何不同。(1)differ frombe different from 与不同differ inbe different in 在方面不同(2)difference n. 不同；区别make a difference 有影响；重要；要紧tell the diffe
20、rence between.and. 区分与的差别(3)different adj. 不同的be different from.in. 在方面与不同(4)differently adv. 不同地(1)单句语法填空Humans differ from other animals in their ability to speak.I believe if everyone makes a little effort, we can make a big difference (differ)Even though we are completely different (differ) from
21、 each other in character, we are still great friends.(2)完成句子That fashion differs_from_country_to_country may reflect the cultural differences from one aspect.不同国家的时尚差异可能从一个方面反映了文化差异。2.pay off得到好结果；取得成功；偿清；(付清工资后)解雇But at last the determination and patience of the scientists paid off in 1996 with a b
22、reakthroughthe cloning of Dolly the sheep.但是，随着1996年具有突破性的克隆羊“多莉”的诞生，科学家们的决心和耐心最终得到了回报。pay for 为付款 pay back 还钱；报复pay a visit to 拜访；参观；访问 pay attention to 注意；留心(1)单句语法填空Will you please pay a visit to Tianjin again so that we may meet again?Id also like to know how much I have to pay for the course an
23、d whether accommodation is included.As students, we should pay more attention to our habits which we develop in our study.(2)写作运用While achieving success is easier said than done, persistence does pay_off.获得成功说起来容易做起来难，然而坚持不懈确实会有好结果。3.object vi.反对；不赞成 n物体；目标Many local people object to the building of
24、 new airport.许多当地的居民反对兴建新机场。(1)object to (sb./sth.) 反对(某人/某事)object to doing sth.反对做某事(2)objection n不赞成；反对；异议have an objection to (doing) sth.对(做)某事表示反对raise an objection to sth.对某事提出异议(3)objective adj.真实的；客观的；无偏见的注意 object表示“反对”时，为不及物动词，加宾语时需加介词to，而oppose表示“反对”时，为及物动词，可直接加宾语。(1)单句语法填空A majority of
25、students objected to being_arranged (arrange) for extra lessons during holidays and weekends.As far as Im concerned, I have an objection (object) to charging for parking.But something made her look closer, and she noticed a shining object.Sometimes, some students object to the idea that English clas
26、ses are taught in English.(2)写作运用Today, more and more English words find their way into the Chinese language. Some people support it while_others_object.现在，越来越多的英语词汇出现在汉语中，(对于这种现象)有些人支持，然而有些人反对。4forbid vt.(forbade/forbad，forbidden, forbidding)禁止；不准；不许Some began to reform their legal systems and forb
27、ade research into human cloning.有些政府开始改革司法制度，明令禁止进行克隆人类的研究。forbid sb. to do sth.forbid sb. from doing sth.禁止某人做某事forbid doing sth.禁止做某事forbid sb. sth.禁止某人某事注意 forbid后不能直接跟动词不定式作宾语，但可直接跟动名词作宾语，也可用forbid sb. to do sth.形式，有类似用法的单词还有：allow，permit，advise等。(1)单句语法填空I think the middle school students shoul
28、d be forbidden to_use (use) smartphones at school.We should take measures to forbid returning (return) illegal cooking oil to dinner tables.Please note that food and fruit are_forbidden (forbid) in the library, but you are allowed to have drinks and sweets with you.(2)写作运用I think it necessary to for
29、bid_shops_and_supermarkets_from_offering free plastic shopping bags.我认为禁止商店和超市提供免费的塑料购物袋是必要的。5owe vt.欠(账、钱、人情等)；归功于I must say I owe all the achievements to the encouragement and help from my colleagues and friends.我必须说我的这些成就都应归功于我的同事和朋友们的鼓励和帮助。(1)owe sb. an apology 该向某人道歉owe sb. sth.owe sth. to sb.
30、欠某人某物(2)owe.to. 把归功于owe it to sb. that. 多亏某人(3)owing to 因为；由于注意 如果 owe 的宾语是动词不定式或名词性从句，可使用 it 作形式宾语，将充当真正宾语的动词不定式或名词性从句放在句尾。(1)单句语法填空My English teacher is such a great soul, to whom I owe my thanks.Owing (owe) to my lack of experience, I didnt do the work well.(2)写作运用Online shopping plays an essenti
31、al role in our daily life owing_to much convenience it brings us.由于网上购物给我们带来很多方便，它在我们的日常生活中起着至关重要的作用。6bother vt. 打扰 vi. 操心 n. 烦扰However, the problem that she later developed a serious lung disease bothered scientists.然而，之后它患上了严重肺病的问题困扰着科学家们。(1)bother to do/doing sth. 费心/特意做某事bother sb. with/about st
32、h. 为某事打扰或麻烦某人It bothers/bothered sb. that./to do. 使某人苦恼的是(2)have bother (in) doing sth. 费劲/有麻烦做某事put sb. to any bother 给某人添乱why bother 没有必要吧；何苦那么麻烦(1)单句语法填空I am sorry I have bothered you with so many questions.Lots of people dont bother to_go (go) through a marriage ceremony these days.What bothers
33、(bother) me most is the fact that he seems to take no interest in his work.The famous movie star could hardly walk down the street without being_bothered (bother)(2)写作运用I do need your valuable suggestions, hoping_it_wont_bother you much.我确实需要你宝贵的建议，希望不会打扰你太多。7.in good condition 状况很好The dodo became e
34、xtinct fairly recently so its DNA is still in good condition.渡渡鸟是近期才灭绝的动物，所以它的DNA完好无损。out of condition 健康状况欠佳working/living/studying conditions 工作/生活/学习环境on condition that. 在条件下；倘若on no condition 一点也不；决不(放在句首时，用部分倒装语序)完成句子Natural sites and historic buildings, when left alone, can slowly be in_bad_co
35、ndition.自然景点和历史建筑，如果不管理，状况会慢慢恶化。You can keep the books for about 3 weeks on_condition_that you preserve them well.这些书你可以借三个礼拜，条件是你必须好好保存。They also say that once moved, animals will have more space and better living_conditions in the suburbs.他们说一旦搬迁，在郊区动物将会有更多的空间和更好的生活环境。8.strike (struck; struck) vt.
36、 & vi. 打；罢工；(时钟等)敲响，报(时)；擦(火柴)；撞击；侵袭；给(某人以)印象；突然想起 n. 罢工；打击The popularity of films such as Jurassic Park, in which a scientist clones several kinds of extinct dinosaurs, proves how the idea struck a mixture of fear and excitement into peoples hearts.在侏罗纪公园这部影片中，有一位科学家克隆了好几种已经灭绝的恐龙，类似这样的电影很受欢迎，证明了这一想
37、法是如何把兴奋和恐惧混合在一起深入人心的。(1)be struck by/with. 被击中；(引申义)被打动；迷恋It strikes sb. that (It occurs to sb. that). 某人突然想到strike.into ones heart 使刻骨铭心(2)be/go on strike 罢工(3)striking adj. 显著的；突出的；惹人注目的(1)单句语法填空It struck me that I would have an important meeting in Shanghai the next day.Struck (strike) by the bea
38、uty of the West Lake, we stopped to admire the beautiful scenery.It was reported that half a million workers were on strike in that country.(2)写出下列句子中strike的汉语意思The child ran into the road and was struck by a car.撞击She took two quick steps forward and struck him across the mouth.打The union has voted
39、 to strike for a pay increase of 6%.罢工It suddenly struck me how we could improve the situation.突然想到The matches were damp and he couldnt make them strike.划火柴The clock has just struck three.报时(3)完成句子Although scientists have made a breakthrough in the research of cancer, the word “cancer” still strikes
40、_terror_into_peoples_hearts.尽管科学家们在癌症方面的研究已取得了突破，“癌症”这个词仍然使人们感到恐惧。重点词汇点拨1undertake vt. 着手；从事；承担；承诺；答应undertake a task/project 承担一个任务/项目undertake a survey 进行调查undertake to do sth. 同意或答应做某事undertake that. 保证The project undertaken (undertake) by the young engineer on his own turned out to be very succe
41、ssful.The organization could undertake to_direct (direct) the distribution of aid.2cast down使沮丧；不愉快cast away丢掉；遭遇海难而流落某地cast off抛弃cast out赶走注意 cast down 常用于被动语态。In making scientific experiments, one should not be_cast_down by temporary setbacks.进行科学实验时，不应因为暂时的挫折就垂头丧气。3obtain vt.获得；赢得obtain knowledge
42、/ones degree获得知识/学位Nowadays, energy can be_obtained (obtain) through various sources such as oil, coal, natural gas, solar heat, the wind and ocean tides.Living in the central Australian desert has its problems, of which obtaining (obtain) water is not the least.4retire vi. 退休；离开retire from. 从退休reti
43、re as 作为退休At the age when most people retire_(from_their_position),_he is ready to face a new career.到了大多数人退休的年龄了，而他却要准备面临新的职业。5accumulate v. 积累；(某物)聚积；聚集而成(某事物)(1)accumulate books 收藏书籍accumulate a fortune 积累财富(2)accumulation n积累；聚集the accumulation of knowledge 知识的积累Im surprised at his accumulation
44、(accumulate) of knowledge.6in favour of 赞成；支持in sb.s favour对某人有利do sb. a favourdo a favour for sb.帮某人忙owe sb. a favour欠某人人情The exchange rate is in_our_favour at the moment.目前的汇率对我们有利。I have told her about our plan, and she is in_favour_of it.我已经对她讲了我们的计划，她表示赞同。Could you do_me_a_favour and turn off t
45、he light?劳驾，请你把那个灯关掉好吗？7be bound to(do)一定或注定(做)be bound up in sth.忙于某事；热衷于某事物be bound up with sth.与某事物关系密切be bound for.去；准备去；开往I feel bound to_tell (tell) you that youre drinking too much!Her life was bound up in the study of nuclear physics.His future is closely bound up with that of the company.8a
46、ssumption n. 假定；设想；承担；掌握(1)his assumption of power 他掌握大权on the assumption that. 假定(2)assume v. 认为；就任；假如；呈现；装出assume this to be true 假定这是真的assume a look of surprise 装出吃惊的神色Assume/Assuming that. 假设/假如(3)assumed adj. 假装的；假的an assumed name 假名字The result confirmed his assumption (assume) before long.Assu
47、ming/Assume (assume) that youre right, there is still not much we can do about it.9from time to time 不时；偶尔all the time一直；始终time and time again反复at times有时；偶尔 at one time曾经；一度From_time_to_time,_the old man likes to go for a walk in the park.这个老人偶尔会去公园散步。10in vain白费力气；枉费心机a vain attempt/effort徒劳的尝试/努力
48、All efforts of cloning an animal will be in_vain.克隆这种动物的所有努力都将是无用的。11resist vt. 抵抗；对抗(1)resist attack/water/the temptation 抵抗进攻/防水/抗拒诱惑resist doing sth. 抵制做cant resist doing sth. 忍不住做某事(2)resistance n. 抗拒；反对(3)resistant adj. 抵抗的；反抗的be resistant to 对有抵抗力I have a sweet tooth and cant resist eating (ea
49、t) chocolate and ice cream.典型句式精析1The fact that she seemed to develop normally was very encouraging.她似乎发育正常的事实很鼓舞人心。that she seemed to develop normally 是一个同位语从句，作 the fact 的同位语(1)that引导同位语从句，对被修饰词进行解释说明，that仅起连接的作用，无意义，但不能省略(2)常见的后接同位语从句的抽象名词有：fact, news, word, hope, idea, doubt, thought等(3)在suggest
50、ion, advice, request, order等意为“建议、要求、命令”的词后，同位语从句的谓语动词通常为shoulddo，should可以省略(1)单句语法填空The question whether we should continue to do the experiment has not been answered yet.The news that he has been elected president of the United States is true.All of us know the truth that the world is made up of m
51、atter.He made a suggestion that they (should)_hold (hold) an English speech contest.We havent yet settled the question where we are going to spend our summer vacation.(2)完成句子Despite the_fact_that she is the only child in her family, she is never babied by her parents.尽管她是家中的独生女，她父母从不溺爱她。2.However, s
52、cientists still wonder whether cloning will help or harm us and where it is leading us.然而科学家们仍然对克隆技术有助于人类还是有害于人类，以及克隆技术将把我们引向哪里感到困惑。句中whether是连词，引导从句作动词的宾语。whether还可以连接主语从句、表语从句、同位语从句whether与if的区别：(1)在宾语从句中、be形容词之后、it作形式主语的句型中，if和whether可通用(2)在宾语从句中与or not连用只能使用whether，引导表语从句、同位语从句、主语从句或用在介词之后时只能用wh
53、ether单句语法填空He was not sure if/whether the managers answer was right.Whether the students can pass the exam is not certain.3The advantage is that if there is a new illness some of these animals may die, but others will survive and pass on the ability to resist that disease to the next generation.其优点是
54、如果发生了某种新的疾病，这类动物中的一些可能会死掉，但是另外一些却能存活下来，并且把这种抗病能力传给下一代。The advantage is that. 其优点是句中that引导的是表语从句，that一词在句中无词义，但通常不能省略类似的结构还有：The problem is that. 问题是The drawback/disadvantage is that. 缺点是The chance is that. 有可能(1)单句语法填空The chance is that one smoker in four will die of lung cancer.The disadvantage of
55、the area is that there is no public transport.I like fishing. One of its advantages is that I can take in fresh air in the open air.(2)完成句子The advantage of cycling to work is that_we_can_live_a_lowcarbon_life.骑自行车上班的优势是我们可以过一种低碳生活。.单词拼写1But just as a coin has two sides, Internet has its own drawback
56、s (缺点) which should not be neglected.2I was impressed by his straightforward (坦率的) intelligent manner.3The old teacher had accumulated (积累) much experience of teaching before he retired.4That is only an assumption (假设)；they wont spend too much on the decoration of the house.5As is well known to all,
57、 there are altogether (总共) seven continents in the world.6Moral (道德的) science is taught as a subject in most schools but with little effect.7In this school，if you want to go out during school hours, you will need to obtain (获得) permission from the headmaster.8Up to now, scientists have made a major
58、breakthrough (突破) in the treatment of the disease.9In fact, traffic rules are part of rules and regulations (规章) closely related to public order.10Its very disturbing that there is too much violence in the common media (媒体).单句语法填空1Im not angry; Im merely (mere) trying to explain it to you.2The polic
59、e arrived at the scene shortly (short) after the accident happened.3Because of being too frightened, the old man couldnt tell exactly (exact) how the accident took place.4The aim of the treaty is to prevent the commercial (commerce) and military use of the continent.5There is not much difference (di
60、ffer) in price between the two computers.6Mr Collins undertook to_look (look) after the children while his wife could go to the fit club with two of her friends.7I regret to inform you that we are unable (able) to offer you employment.8In some Middle Eastern countries, exposing your flesh is_forbidd
61、en (forbid), especially if you are a woman.9The boy couldnt resist showing (show) off his being praised by the teacher on arriving home.10The workers want the boss to give a reasonable (reason) explanation for reducing their pay.11We object to being_blamed (blame) for something that we havent done.1
62、2Struck (strike) by strong snowstorms, the area faced severe water and electricity shortage.13Our strength is from many sources, but most of all, we owe our success to the creativity of our people.14Had I realized you were busy, I wouldnt have bothered you with my questions.15They held the belief th
63、at they could defeat the natural disaster.选词填空in good condition, be bound to, pay off, cast down, in vain, in favour of, bring back to life, from time to time, strike.into ones heart, object to1I feel stressed from_time_to_time. Could you offer me some suggestions?2To avoid accidents, its important
64、to check that all your tools are in_good_condition before starting.3Dont let yourself be cast_down by a small failure in the experiment. Try again.4In ancient times, people believed that they could be brought_back_to_life after death.5Keep on working hard like this, and your research is_bound_to obt
65、ain great success.6The athletes years of hard training paid_off when she finally won the Olympic gold medal.7Mount Tai struck its beauty into_her_heart and she decided to visit it again the next year.8All efforts will be in_vain if we cant learn English by practicing repeatedly.9There were 16 votes
66、in_favour_of my suggestion, and 15 against it.10She made it clear that she objected_to the proposal, for it was useless and unrealistic.完成句子1The_advantage_of_smiling_is_that it can not only make us happy, but also please others.微笑的优势在于它不仅仅让我们高兴，还能取悦别人。2Most people are in_favour_of bringing down the
67、price of housing as it is too high.大部分人赞成降低房价，因为房价太高了。3The next day came the order from the government that_these_houses_(should)_be_pulled_down in three weeks.第二天政府下令三个星期内所有这些房子都要被拆掉。4Only if we know what we do in our daily life and live a lowcarbon life can we make_a_difference.只有我们知道在日常生活中做什么，过一种
68、低碳生活，我们才能有所作为。5We can build a harmonious society on_condition_that everyone behaves himself.倘若人人都能举止得体，那我们就能建设一个和谐的社会。.课文回顾Cloning is a way of making an exact copy of _1_ animal or plant. _2_ has two major uses. One is that gardeners use it to produce commercial quantities of plants. The other is th
69、at it is _3_ (value) for research on new plant species and for medical research on animals. However, the process of cloning is difficult _4_ (undertake)The first successful clone, Dolly the sheep, _5_ (make) the whole scientific world follow its process, though it had _6_ (many) problems than the no
70、rmal sheep. But on the other hand, Dollys _7_ (appear) raised a storm of objections and had a great impact _8_ the media and public imagination. Different people have different opinions on it. _9_， scientists still wonder whether cloning will help or harm us and _10_ it is leading us.1another2.It3.v
71、aluable4.to_undertake5.made6more7.appearance8.on9.However10.where.教材写作假定你是李华，你班最近就“To clone or not to clone”展开了激烈地辩论。现请你给一家英文报社的编辑写一封信，告诉他你班同学对克隆的不同观点，并表达自己的看法。注意：1.词数80左右；2可以适当增加细节，以使行文连贯。Dear_editor，Recently_in_our_class,_there_is_a_heated_debate_about_“To_clone_or_not_to_clone”Some_students_belie
72、ve_cloning_is_of_great_benefit_to_human_beings,_which_can_be_used_to_cure_some_serious_diseases._Besides,_it_can_also_help_the_wildlife_in_danger_so_that_we_can_have_more_and_more_wildlife_in_the_world.However,_others_are_against_cloning_because_they_think_that_many_social_problems_may_arise_if_the_
73、use_of_this_technology_gets_out_of_control._What_they_worry_is_that_we_may_produce_a_superhuman_race_that_could_replace_us.In_my_opinion,_since_cloning_is_a_scientific_breakthrough,_I_think_that_we_should_do_our_best_to_draw_upon_it_well_to_help_human_beings.Yours_sincerely，Li_Hua.课文概要写作根据课文内容写一篇60词
74、左右的内容概要。Cloning_is_a_way_of_making_an_exact_copy_of_another_animal_or_plant.(要点1)_It_has_two_major_uses._One_is_that_gardeners_use_it_to_produce_commercial_plants._The_other_is_that_it_is_valuable_for_research_on_new_plant_species_and_for_medical_research_on_animals.(要点2)_The_first_successful_clone,_Dolly_the_sheep,_made_the_whole_scientific_world_follow_its_process,_though_it_had_more_problems_than_the_normal_sheep.(要点3)_On_the_other_hand,_Dollys_appearance_raised_many_objections._Scientists_wonder_whether_cloning_will_help_or_harm_us_and_where_it_is_leading_us.(要点4)
