人教版高二英语选修八Unit 2 Cloning 导学案 设计：王若妍 审核：王超群 课 题Period1 Reading Cloning: Where is it leading us?课 型New class姓 名学习目标1. Get students to learn the useful new words and expressions in this part: clone, commercial, producer, undertake, arbitrary, object, forbid, accumulate, cast down, object to, the media, in favour of, etc.2. Let students learn about cloning 重点难点1. Let students learn more about cloning.2. Get students to learn different reading skills, especially the reading ability of understanding implied meaning of the authors.学习流程自主合作探究 学 习 活 动二 次 备 课Step one 探索新知 Lead in Discuss which ones are natural clones and which ones are man-made .Step two新知应用Reading Listen to the tape and find out the main idea of each paragraph.Para 1 It happens both in _ and in_. They can be cloned by _ and _. What is cloning ?Para2 1.How many major uses do cloning have?2. When was the cloning of Dolly the sheep born?Para 3 At first, the fact that Dolly developed _ in a natural way was _.Later, the news _she lived for six years, half the length of the life of the _ one was _.Finally, the problem that occurred to the scientists was that a cloned animal lives_ the original one.Para 4 The word “controversial” in para 4 probably means _. A. Complicated B. Arguable C. ImportantPara 5 True or false:1 People feared that Cloned Hitlers would do harm to the world.2 All the research into human beings will be forbidden. 3 Some countries will use cloning in a wise way.The writers attitude towards cloningA. Objective (be fair) B. Negative (be against it) C. Positive (be in favor of it)Because Step three 当堂检测Choose the right answer according to the text.1.Dolly the sheep_. A. looked exactly like the sheep that provides the egg. B. was the exact copy of the sheep that provides the nucleus. C. looked like the sheep that gave birth to it. D. had the characteristics of all three sheep. 2. It can be inferred from the passage that a cloned animal_. A. usually lives as long as the original one B. usually lives longer than the original one C. usually lives longer than the original one D. is usually as healthy as the original one3. Which of the following is not an advantage of cloning? A. Cloning can be used for medical purposes. B. Large quantities of food can be produced by cloning. C. Cloning can help keep animals from becoming extinct. D. Famous persons who have passed away can be cloned. 4.We can use the skill of cloning to _. A. bring about global peace B. create other famous scientists C. improve the development of learning language D. cure some special diseases 5. What are people cloning now ? _ A. They are cloning trees, crops as well as animals B. They are cloning books and machines C. They are cloning humans and animals D. They are cloning plants and science Step four 反思质疑板书设计教学反思资