高中英语复习PPT课件：M8Unit2　Cloning

1、unit 2cloning 请根据以下内容，使用5个规范的句子说明克隆的 利与弊。 优点：克隆可以复制东西很多人想拥有的同 样的一个东西；克隆可以防止世界上的物种消失；克 隆可以使我们以旧换新；克隆可以推动我们的技术； 克隆也可以使许多没有生育能力的人实现生育梦想。 缺点：克隆可能会与道德发生冲突；克隆将降低原 来生命的价值。 参考词汇：复制 copy; 物种消失 the disappearance of living things; 没有生育能力的人 people unable to have children 【写作要求写作要求】 必须使用5个句子介绍全部所给的内容。 in modern

2、times, scientists can copy or clone the things which many people want to own. as we know, cloning has some advantages. it can prevent from the disappearance of living things in the world and enable us to get a new one of the old. besides, with the cloning technology, people unable to have children c

3、an realize their dreams. but cloning has its disadvantages which result in reducing the value of the original one and causing conflicts between morality. 1. vi. 不同；相异 2. adj. 准确的；精确的 3. vt. 着手；从事；承担 4. n. 突破 5. vt. 扔；投；掷 6. vi. 不赞成；反对 7. vt. 获得；赢得 _ _ _ _ _ _ _ differ exact undertake breakthrough ca

4、st object obtain 8. vt. 禁止；不准 9. vt. 积累；聚积 10. vt. 欠；归功于 11. vi. 退休；离开 12. vt. 打扰 vi. 操心 n. 烦扰 13. n. 假定；设想 14. v. 打；撞击；罢工 n. 罢工 _ _ _ _ _ _ _ forbid accumulate owe retire bother assumption strike 15. adj. 虚荣的；自负的；徒劳的 16. vt. 抵抗；对抗 17. n. 缺点；不利条件 18. adv. 仅；只；不过 19. adj. 不能的；不会的 20. adj. 合情理的； 讲道理的；

5、公道的 _ _ _ _ _ _ vain resist drawback merely unable reasonable 1. 沮丧；不愉快 2. 白费力气；枉费心机 3. 赞成；支持 4. 一定或注定(做) 5. 使刻骨铭心 6. 不时；偶尔 7. 使复生；使复活 _ _ _ _ _ _ _ cast down in vain in favor of (be) bound to (do) strikeinto ones heart from time to time bring back to life pay off have an impact on in good/ poor con

6、dition 8. 偿清；取得成功 9. 对有影响 10. 状况很好(坏)； 情况很好(坏) _ _ _ 1.the fact _ she seemed to develop normally was very encouraging. 2.then came the disturbing news _ dolly had become seriously ill. 3.cloning scientists were cast down to find _ dollys illnesses were more appropriate to a much older animal. that t

7、hat that 4.however, scientists still wonder _ cloning will help or harm us and _ it is leading us. 5._ (base) on what we know now, you cannot clone animals _ have been extinct longer than 10,000 years. where whether based that 1. differ vi. 不同，相异 i differ with the teacher on several matters of opini

8、ons. 我与老师在几个事情的意见上不一致。 different adj. 不同的，有差异的 difference n. 区别，差异，不同之处 differ (greatly / entirely) from 和(大/完全)不同 differ on / about 就方面意见不同 differ with sb. on / about sth. 与某人就有不同意见 agree to differ 求同存异 differ from sth. 与不同 根据汉语意思，完成英文句子 (1)汉语和英语在发音上大不相同。 chinese _ english in pronunciation. (2)他的看法

9、和我的完全不同。 his opinion _ mine. differs greatly from differs entirely from (3)我认为这台电脑不会起多大作用。 i d o n t t h i n k t h i s c o m p u t e r w i l l _. make any difference 2. undertake vt. 承担；从事；着手 if you undertake the project, you are bound to encounter many difficulties. 如果你承接这项工程的话， 免不了会遇到许多 困难。 undert

10、aking n. 任务；事业；企业 undertake a task 承担任务 undertake an attack 发动进攻 undertake to do sth. 答应、同意做某事 undertake for为负责 根据汉语意思，完成英文句子 (1)他们已着手开创一番大事业。 they _ a big enterprise. (2)他保证6个月内还钱。 he _ to pay the money back in six months. undertook undertook (3)这位律师免费承担了这个案件。 the lawyer _ without a fee. (4)他答应10点钟

11、到这里。 he _ to be here at 10：00. undertook the case undertook 3. object vi. 反对，不赞成 i object to the plan on the grounds that it is too expensive. 我反对该项计划， 理由是花费太大。 objection n. 反对 object to sb. / sth. 反对某人/某事 object to (sb.) doing sth. 反对(某人)做某事 object that 反对 have / make an objection to (doing) sth. 对

12、表示反对 raise an objection to sth. 对提出异议 根据汉语意思，完成英文句子 (1)他们出于个人的原因反对我。 they _ on personal grounds. (2)我们反对这样匆忙地离开。 we _ in such a hurry. objected to me objected to leaving (3)我去和他谈谈这事，你有意见吗？ do you _ my speaking to him about it？ (4)我不反对孩子们和我们一道去。 i _ the children going with us. object to dont object t

13、o 4. forbid vt. 禁止，反对，不准 smoking is forbidden in this office. 这间办公室禁止吸烟。 forbid sb. / sth. 禁止某人/某事 forbid doing sth. 禁止做某事 forbid sb. to do sth. 禁止某人做某事 forbid sb. from doing sth. 禁止某人做某事 用所给动词的适当形式填空 (1)我不允许你进此房间。 i forbid you _ (enter) the room. (2)公园里禁止吸烟。 we forbid _ (smoke) in the park. to ente

14、r smoking 5. bother vt. 打扰，麻烦，困扰 vi. 操心 n. u烦恼， 焦急c令人烦恼的人或事物 the problem has been bothering me for weeks. 那问题已经困扰了我几个星期。 bother与trouble 两者一般可通用。 bother 主要指使人麻烦，指不停地、有意地打扰 别人。 trouble 意思更进一层，着重指麻烦并给人带来 了苦恼。 根据汉语意思，完成英文句子 (1)他们没有给你添麻烦吧？ didnt they _ you? (2)真烦人！我们误了公共汽车。 what a _！ weve missed the bus.

15、 (3)什么事令你忧虑不安经济问题吗？ whats _ money problems? bother bother troubling you 6. resist vt. 抵制，反抗，忍住(诱惑等) many young people could not resist the spiritual pollution. 很多年轻人不能抵制精神污染。 resistance n. 抵抗，反抗 resistant adj. 抵抗的，反抗的 resistless adj. 不可抵抗的 resist sth. / sb. 抵抗某物/某人 resist doing sth. 忍住做某事 根据汉语意思，完成英

16、文句子 (1)定期运动能提高我们的抗病能力。 regular exercise can increase our power to _. (2)我禁不住告诉他那个秘密。 i couldnt _ him the secret. resist disease resist telling 1. pay off 还清；取得成功；得到回报；付工资后辞 退；买通 it took them three years to pay off the debt. 他们3年才还清欠债。 pay for 为付款/付出代价 pay back 偿还，回报 pay out (为货物或劳务)付出大笔款项 pay up (不情

17、愿或迟迟地)还清(债款) pay your way 自食其力 pay sth. in 存款，存入账户 根据汉语意思，完成英文句子 (1)为了那辆汽车我花了不少钱。 i _ a lot of money for that car. (2)你的计划成功了吗？ did your plan _？ (3)你的这番好意我该怎么报答呢？ how can i _ you _ for all your kindness? paid out pay off pay back (4)他将为自己所做的一切付出代价。 hell have to _ what he has done. (5)我们的计划当然成功了，那是个很

18、好的主意。 our plan certainly _； it was a great idea. paid off pay for 2. cast down 使沮丧，使失望使沮丧，使失望 dont let yourself be cast down by a small failure in the experiment. 别为了实验中的小小失败而垂头丧气。 cast away (因船失事而)流落 cast out 赶走，逐出 cast aside 抛弃，消除 cast off 解缆；送掉；抛弃 cast about / around for sth. 四处寻找，苦苦思索 cast sb. i

19、nto prison 把某人投进监狱 根据汉语意思，完成英文句子 (1)他向那妇人看了一眼。 he _ the woman. (2)这条船在暴风雨中失事了。 the ship _ during the storm. cast an eye at was cast away (3)这种战术正如撒网，要随时打开，又要随时收拢。 the tactic is just like_ ； at any moment we should be able to cast it or draw it in. (4)铃一响，船长下令解缆绳，航行就开始了。 as soon as the bell rang, the

20、 captain gave orders _， and the voyage began. to cast off casting a net 3. in favor of 支持，赞同；有利于支持，赞同；有利于 the mass of public opinion is in favor of the new foreign policy. 大部分的舆论拥护新的外交政策。 be in sb.s favor 对某人有利 be in favor with sb. 得到某人的支持或赞同 do sb. a favordo a favor to sb. 帮某人一个忙 owe sb. a favor 欠某

21、人一个人情 根据汉语意思，完成英文句子 (1)新办事员很受公司经理的赏识。 the new clerk is _ the manager of the company. (2)你能帮我一下吗？ would you _？ in high favor with do me a favor (3)迈克尔：谢谢哥们儿！我欠你一个人情。 michael: thanks mate! i_. owe you a favor 4. (be) bound to (do) 一定或注定一定或注定(做做)；有义；有义 务务 advancing culture is bound to triumph over declining culture. 先进的文化必然战胜没落的文化。 be bound to sth. 被绑在某物上 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 back 反弹 根据汉语意思，完成英文句子 (1)三人行，必有我师焉。 even when walking in the company of two other men, i _ learn from them. (2)我们要去西海岸。 we _ the west coast. am bound to were bo