1、假设你班就科学家是否应该克隆人进行了讨论，20的同学赞成，认为其一：有利于促进该科学领域取得突破；其二：克隆智力过人的伟大科学家，人类将拥有更多有非凡贡献的人。80的同学反对，因为这样违背社会道义，克隆人没有父母，无法像正常人一样生活，试谈谈你的看法。词数120字左右。,范文背诵 Did you ever imagine having a child that is the exact replica（复制品） of you? Did you ever imagine of having the cure for heart disease or cancer? Well, these fan
2、tasies are not far from reach. The way we could reach these fantasies is through a process called cloning. Cloning is the replication of an exact genetic copy of an organism by use of a somatic tissue (or cell) from the donor organism. Cloning can be used in humans, human organs, or even animals. Th
3、ere are many advantages and disadvantages of cloning. A benefit of cloning is cloning human organs or body parts. If a person has a dysfunctional（变形） liver or heart then they could get it cloned and get a brand new one. These are some of the,benefits of cloning. Even though there are a lot of benefi
4、ts to cloning, there are also a lot of disadvantages of cloning. One disadvantage is whether cloning is ethical. Cloning will bring up a great controversy on whether cloning is the “right” thing to do or not. This controversy is currently going on right now and will be even a greater controversy if
5、the government allows cloning. Many people think that nature should just take its course. Other people think that cloning will be a very good thing to society.句型背诵 The way we could reach these fantasies is through a process called cloning. A benefit of cloning is cloning human organs or body parts E
6、ven though there are a lot of benefits to cloning, there are also a lot of disadvantages of cloning.,1. _ vi.不同；相异 _ adj.不同的 _ n.不同;不同之处2. _ adj.精确的;准确的 _ adv.精确地，准确地3. _ adj.商业的；贸易的 _ n.商业；贸易4. _ adj.简单的;直接的;坦率的5. _ n.程序;手续;步骤6. _ v.着手;从事;承担,7. _ v. 反对；不赞成 _ n. 不赞成；反对；异议8. _ adj.道德（上）的;伦理的 _ adv.道德
7、上地;伦理上地9. _ vt. mere,1. pay _ 得到好结果；取得成功；偿清2. _ down 沮丧；不愉快3. _ to 反对；不赞成4. in _ of 支持；赞成5. be _ to do. 一定或注定（做）6. _ .into ones heart 使刻骨铭心7. from _ to time 不时；偶尔8. bring _ to life 使复生；使复活9. in _ 白费力气；枉费心机10. in good/poor _ 状况很好（坏）；情况很好（坏）答案：1. off 2. cast 3. object 4. favour 5. bound6. strike 7. ti
8、me 8. back 9. vain 10. condition,The fact _ she seemed to develop normally was very encouraging. 多莉看来是在正常地成长着，这很令人鼓舞。答案：that,1. undertake vt.着手;从事;承担；承诺，答应The scientist undertakes the experiment.科学家从事这项实验。I can undertake the responsibility for the changes.我愿意承担这些变革的责任。He undertook to finish the job
9、by Friday.他答应星期五之前完成这项工作。常用结构：undertake sth. 着手/从事/承担某事undertake to do sth. 保证/答应做某事undertake that . 保证,【即学即练】 完成句子他欣然承担那项艰难的任务。He _ the difficult task willingly.他许诺当我们的向导。He _ _ _ our guide.答案：undertookundertook to be单项填空He _ to improve the working conditions and the workers were expecting it.A. un
10、dertook B. allowedC. answered D. admitted解析：选A。考查动词辨析。undertake此处意为“答应”相当于promise。温馨提示：其过去式为：undertook;过去分词为：undertaken。,【即学即练】 完成句子我们反对受到这样的待遇。We _ _ _ treated like this.母亲反对说，吉米身体太虚弱，不能承担那份工作。Mother _ _ Jimmy was too weak to take up the job.答案：object to being objected that3. obtain vt. 获得；赢得I have
11、nt been able to obtain that record anywhere.我到处都没买到那张唱片。He said that the police had obtained this information by illegal means.他说警方是靠非法手段获得这一资料的。常用结构：obtain sth. from sb./sth. 从获得某物obtain sth. by doing sth. 通过做某事获得某物,【易混辨析】obtain/acquire/gain/earn/achieveobtain 意为“获得，买到”。指通过努力或请求而得到，含有满足要求或达到目的的意味，属
12、正式用语。acquire 意为“经过努力逐步获得才能、知识、习惯等”，也可用于对财物等的“获得”，强调“一经获得就会长期持有”的含义。gain 意为“通过较大努力获得某种利益或好处”；亦可指军事上的武力夺取等。earn 意为“挣得，赢得”。指因工作等而得到报酬或待遇。achieve 意为“得到；获得”，多指成就、目标、幸福的取得。,【即学即练】选词填空(obtain/acquire/gain/earn/achieve）I finally managed to _ a copy of the report.It is through learning that the individual _
13、many habitual ways of reacting to situations.An investor _ by buying stocks that go up in value.How much do you _ a week?The movie star _ success and wealth.答案：obtain acquires gains earn achieved,4. owe vt. 欠（账，钱，人情等）；归功于He owes his father 50. =He owes 50 to his father.他欠他父亲50英镑。We owe this discover
14、y to Newton.我们把这一发现归功于牛顿。常用结构：owe . to. 欠；把归功于；应感激owe . to.for. 因欠owe sb. sth. = owe sth. to sb. 欠某人某物owing to 因为，由于【联想拓展】owing adj. 欠的，未付的【即学即练】完成句子他把自己的成功归功于他的父母！,He _ his success_ his parents!我们全靠牛顿才知道引力的原理。 We _ the principle of gravitation _ Newton.答案：owed; to owed;to5. resist vt.抵抗；对抗They were
15、 powerless to resist.他们无力反抗。Many young people could not resist the spiritual pollution.很多年轻人不能抵制精神污染。I cant resist the temptation.我不能抵挡诱惑。常用结构：resist sth. 抵制；阻挡某事resist doing sth. 反对做某事cant resist doing sth. 忍不住做某事be resistant to sb./sth. 对某人/某事有抵抗力,用法点拨：resist表示“忍得住”，常与cant/couldnt连用，后面接名词、代词或动名词作宾
16、语。【即学即练】完成句子她忍不住要笑。She _ hardly _ _ .我顶不住烤苹果的诱惑。I _ _ baked apples.答案：could;resist laughing cant resist单项填空She is overweight, but she cant _ the temptation to eat more delicious food. A. forbid B. attach C. allow D. resist解析：选D。考查动词词义辨析。resist抵制；forbid禁止；attach吸引，粘上；allow允许。由句意可知，应选D。,6. pay off 得到好
17、结果，取得成功(常用主动语态)；偿清；解雇We will have more money to spend after we pay off our mortgage. 在付清贷款后,我们会有更多钱花。The company has paid off some redundant employees. 公司在发放工资后解雇了一些多余的雇员。 【联想拓展】pay for 付的钱；为而付出代价pay back sth. (=pay sb. back sth.) 偿还；报复pay sb. for sth.=pay sth. to sb. for sth.付钱给某人作为的费用【即学即练】 单项填空If
18、 you go for a long ride in a friends car, its the custom to offer to _ some of the expenses. A. pay B. pay off C. pay for D. pay back,解析：选C。此处表达偿付一部分费用。pay for 付的钱。用与pay相关的词组填空After ten years of hard working she finally _ _ her debt. Our efforts are sure to _ _.Have you _ the money _ the bank yet?答案
19、：paid off pay off paid; to7. in favour of 赞成，支持Everyone in the class voted in favour of the competition.班里的每个人都投票赞成参加那个竞赛。【联想拓展】in sb.s favour 对某人有利do sb. a favour=do a favour for sb. 帮某人忙do sb. the favour to do sth.=do sb. a favour by doing sth. 帮忙做Could you do me a favour and tell Kelly I cant mak
20、e it?你能帮我个忙告诉凯利我没法做成吗？,温馨提示：do sb.a favour(do a favour for sb.)帮助某人(在该短语中带有不定冠词a, 但当后边带动词不定式作定语时，favour前的冠词应为the)。【即学即练】 单项填空He argued _ a strike.A. in favour of B. in honour ofC. in face of D. in need of解析：选A。考查短语辨析。in favour of支持;in honour of为了纪念;in face of面对；in need of需要。由句意可知，选A。I dont like to a
21、sk people for help as a rule but I wonder if you could _ me a favour. A. make B. do C. find D. get解析：选B。do sb. a favour帮助某人，符合句意。温馨提示：当表示“支持，赞同某人/某事”时除用in favour of之外；其他常用：be for sb./sth. stand by; stand on ones side等。表示“不支持，不赞同某人/某事”时用be against sb./sth.,8. be bound to do 一定；注定(做)【联想拓展】be bound for
22、 去，准备去be bound up with .与有密切关系be bound to sth.受限制；被束缚 【即学即练】完成句子明天天气一定会变得更好。The weather _ _ _ get better tomorrow.你下了这么多工夫, 一定能考及格。Youve done so much work that you _ _ _ pass the exam.这艘轮船前往青岛。This ship _ _ _ Qingdao.答案：is bound to are bound to is bound for,9. The fact that she seemed to develop nor
23、mally was very encouraging.(P11)她（多莉羊）似乎生长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。同位语从句一般由that引导，常放在fact，truth，news，information，idea，thought，hope，suggestion，advice，reply，remark，report等名词后面，说明该名词的具体内容。当先行词是problem，question或当主句是表示疑问或否定意思时，连接词要用whether或其他的疑问代词或副词。The news t
24、hat he has been elected president of the United States is true.他当选美国总统的消息是真的。The question whether we should continue to do the experiment has not been answered yet.我们是否该继续实验的问题还没有被解决。I have no idea where the new library will be built.我不知道新图书馆将要建在哪里。,10. Then came the disturbing news that Dolly had b
25、ecome seriously ill.（P11）接着传来了多莉病重的坏消息。now, then位于句首，谓语是come, go, appear等时句子用全部倒装。Now comes your turn. 轮到你了。【即学即练】单项填空In the dark forests_ , some large enough to hold several English towns. A. stand many lakes B. lie many lakesC. many lakes lie D. many lakes stand解析：选B。考查词语辨析以及倒装。地点状语放在句首时，谓语常是come，
26、 go， lie, stand等且主语是名词或名词词组时主句用全部倒装。表示某物存在某处，动词应用lie。,. 单词拼写 1. The role of the news u_ informing public opinion is of great importance. 2. The small town looks e_ as it did when it was built 200 years ago. 3. Im sorry to d_ you so late, but I was wondering if I could use your phone. 4. For a teache
27、r to hit a child is not just m_ wrong but also illegal.5. These profits are based on the a_ that prices will continue to rise.6. The treatment wont cure her - it m_ stops the pain.7. The law f_ the sale of cigarettes to people under the age of 16. 8. We have worked out a new set of p_ for using this
28、 machine.9. No one o_ when the manager said it was time to go home. 10. Every servant will r_ from his position at the age of 60.,答案：1. undertaken 2. exactly 3. disturb 4. morally5. assumption 6. merely 7. forbids 8. procedures9. objected10. retire. 用方框内所给短语的适当形式填空be cast down/object to/in favour of
29、/be bound to (do)/from time to time/bring back to life/pay off/in goodcondition/in vain/cast down1. During my stay in Japan my sister visited me _ .2. I _ to know that she failed in the final exam. 3. All your efforts will _. Just keep it up! 4. All those present at the meeting _ the plan. 5. He has
30、 made full preparations for the exam. He _ succeed.,6. Are there anyone _ human cloning? 7. I think some day dinosaurs may be _ through cloning. 8. All our hard work was _.9. Keepers said the pandas were _ .10. They _ their weapons at last.答案：1. from time to time 2. was cast down 3. pay off4. object
31、ed to 5. is bound to 6. in favour of7. brought back to life 8. in vain 9. in good condition10. cast down,. 同义句转换1. At the beginning, he was against my proposal. However, in the end, he changed his mind. At first he hesitated about my suggestion, but he _ _ agreed.2. Later they learnt that an earthqu
32、ake had taken place in that area. Then _ _ _ that the area had been hit by an earthquake.3. Although he was not strong, he joined in the work. _ _ _ weakness, he took part in the work.答案：1. at last 2. came the news 3. Despite of his. 根据要求改写句子The fact that she seemed to develop normally was very enco
33、uraging. (改写成两个句子) _,2. Then came the disturbing news that Dolly had become seriously ill. （改写成正常语序）_答案：1. The fact is that she seemed to develop normally. The fact was very encouraging.2. The disturbing news then came that Dolly had become seriously ill. 完成句子1. Tell your parents the truth, for they
34、 _ _ _ (注定) know all about it.2. The project raised _ _ _ _ (巨大的反对)and had a great impact on the villagers.3. Though he _ _ _ _（赞成）the plan, he didnt make straightforward replies.4. He _ _ (已经积累) a lot of teaching experience during the past 10 years.5. His assumption that human beings can clone anim
35、als _ _（证实）at last.,答案：1. are bound to 2. a storm of objections3. was in favour of 4. has accumulated 5. was proved . 单项填空1. After three years of hard work, they had at last paid _ all the money they had borrowed.A. For B. out C. in D. back解析：选D。pay back表示“偿还，还清”，pay for 支付； pay out 花费。2. Hes obviou
36、sly quite embarrassed about it because he forbade me _ telling anyone.A. for B. from C. off D. of解析：选B。forbid sb. from doing 禁止某人做某事。,3. Scientists have reached the _ conclusion that the amount of solar energy reaching the earths surface has been gradually falling.A. satisfying B. exact C. disturbin
37、g D. hopeful解析：选C。disturbing表示“令人不安的”，修饰conclusion。4. What guided your choice of destination or was it _?A. arbitrary B. unexpected C. exciting D. natural解析：选A。arbitrary表示“任意的”。句意为：你是根据什么做出的选择，还是任意的？5. Unfortunately, the government has shown that it will _ the plans to build thousands of homes for p
38、eople in the South Hams.A. object B. agree C. object to D. agree to解析：选C。object to表示“拒绝，不赞成”, to为介词。6. The law _ the sales of cigarette to people under the age of 16.A. encourages B. allows C. forbids D. helps解析：选C。考查动词辨析。forbid表示“禁止”。句意为：法律禁止把烟卖给16岁以下的孩子。,7. He tried to run away from the police and
39、 was charged with _ arrest.A. controlling B. resisting C. winning D. losing解析：选B。句意为：他尽力地想摆脱警察，所以被控告拒捕。resist抵制，抵抗。8. The English spoken in the United States is only slightly different from _ spoken in England.A. which B. what C. that D. the one解析：选C。that 指代前面的名词English, spoken过去分词作定语。9. Little John
40、ny felt the bag, curious to know what it _. A. collected B. contained C. loaded D. saved解析：选B。contain表示“含有，内含”，句意为：小约翰尼摸着包，很想知道包里装的是什么。10. Have you known Dr. Jackson for a long time? Yes, since she _ the Chinese Society.A. has joined B. joins C. had joined D. joined解析：选D。考查时态。join这个动作发生在过去，所以用一般过去式。
41、,11. My English teachers humor was _ make every student burst into laughter.A. so as to B. such as to C. such that D. so that解析：选B。such用作代词, 表示“这样，如此”。12. The news _ our athletes won another gold medal was reported in yesterdays newspaper.A. which B. whether C. what D. that解析：选D。分析句子结构可知，that引导的同位语从
42、句。13. You are so fat that you should _ the temptation to eat sweets.A. stop B. refuse C. resist D. prevent解析：选C。resist the temptation to do 表示“抵制住做某事的诱惑”。14. Excuse me for breaking in, _ I have some news for you.A. so B. and C. but D. yet解析：选C。这是英语中的一个习惯句型：Excuse me, but.。15. This magazine is very _ with young people, who like its content and style.A. familiar B. popular C. similar D. particular解析：选B。be popular with sb. 表示“受某人的欢迎”。,
