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1、选修八 一轮复习Unit2 Cloning编写人：郑 玲 审核：高三英语组 时间：2015-2-24 班级 组别 组名： 姓名 【学习目标】 1. 复习本单元的重点词、短语和句型。2. 通过训练，复习同位语从句的用法及相关考点。【学习重点】 1. 复习单元单词、短语及句型，完成单元考点训练。2. 在训练的同时了解自己语言点的掌握情况。【学习难点】1. 掌握并较好熟练运用单元知识点。 2. 完成知识点与语法点的复习，并尽量做到触类旁通。【学习课时】 两课时【学习方法指导】 自主学习法、识记法、训练法。【学习过程】第一部分：课前小试，回顾短语1. 与原型完全相同的副本 _ 2. 取得成功、偿清_3
2、. 使沮丧、失望_ 4. 对有巨大影响_5. 提出道德方面问题_ 6. 收集证据_7. 不反对_ 8. 剧院 _9. 应给某人道歉_ 10. 赞成、支持_11. 一定(做)_ 12. 赞同这个规定_13. 使刻骨铭心 _ 14. 不时、偶尔_15. 使复活 _ 16. 枉费心机_17. 锋利的爪子_ 18. 状况很好_第二部分：课中复习，扫清障碍1. It also happens in animals when twins _ sex and appearance are produced from the same original egg. (identical) 这种现象也发生在动物身
3、上，从同一个原生卵子产生性别和相貌相同的双胞胎也是克隆。 identical adj._ _adv.(be)identical in 在.方面是相同的 (be) identical to/with 和.完全相同, 和.一致辨析：identify _ identification _ identity _ identity card _2. _ (undertake) 它是一项很难完成的任务。3. The nuclear _ the somatic cell. (take) 取出该细胞的细胞核。 4. The fact _was very encouraging. (seem)多莉看来是在正常地
4、成长着，这很令人鼓舞。5. Then _ Dolly had become seriously ill. (come)接着传来了多莉病重的坏消息。6. Cloning scientists were cast down to find that Dollys illnesses _ a much older animal. （appropriate）研究克隆的科学家很沮丧地发现，多莉得的病更容易发生在年老的羊身上。appropriate adj. _ it is appropriate for sb. to do sth._it is appropriate that _that we sho
5、uld start from this part. 看来我们从这部分开始是合适的。7. On the other hand, Dollys appearance _ objections and had a great impact on the media and public imagination. (raise) 另一方面，多莉羊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极大的影响。 8. It suddenly opened everybodys eyes _ using cloning to cure serious illnesses and even to pro
6、duce human beings. （possibility）它突破打开了人们的眼界，看到了有可能利用克隆技术来治疗重病，甚至还有可能克隆出人类。 9. Although at present human egg cells and embryos needed for cloning research _, newspapers wrote of evil leaders hoping to clone themselves to _. (obtain; attain) 尽管目前, 供克隆研究的人类卵细胞很难获得，报纸报道说，有些邪恶头目希望把自己克隆出来以实现他们的野心。10. Howe
7、ver, scientists still wonder _ help or harm us and _. (whether; where) 然而科学家们仍感到困惑: 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。11. According to the constitution, _ to undertake military service.根据宪法，服兵役是公民的义务。(compulsory)12. The popularity of films such as Jurassic park, _ a scientist clones several kinds of e
8、xtinct dinosaurs, proves how the idea struck a mixture of fear and excitement into peoples hearts.在侏罗纪公园中，有一位科学家克隆了好几种不同的绝种恐龙。类似这样的影片很受欢迎，证明了这一想法使人们感到既兴奋又恐惧。13. So the chance of dinosaurs ever returning to the earth _. (merely) 所以，恐龙回归地球的可能性仅仅是个梦想罢了！14. Why shouldnt you clone an extinct animal unles
9、s _ in the group? 为什么你不应该克隆濒临灭绝的动物，除非在这一群种中有足够的多样性？ （diversity）第二课时第三部分：课后练习，巩固提高一、多项选择1. People complain that decisions to approve or deny a permit are often _ rather than based on fixed criteria.A. arbitrary B. conscious C. appropriate D. controversial2. The survey shows some major publishers, ins
10、titutions and businesses have begun to make _ to the new age in order to meet the need of the social and economic charge?A. combination B. presentation C. adjustment D. assessment3. What surprised us most was that the price of the _the Childrens Paradise which was built last year rose to $ 50 the da
11、y before yesterday.A. privilege B. admission C. commitment D. administration4. Painting is silent poetry, and poetry is a speaking picture. A poem is often written to _ certain messages such as a description of a scene or a mirror of a poets feelings. A. witness B. substitute C. transform D. convey5. In order to catch the first train, I threatened to report the taxi driver for illegally _ a passenger, but he pointed at his Not for Hire sign and drove away.A. distinguishing
