河北省唐山市开滦第二中学高中英语 Unit2 Cloning 第3课时导学案 新人教版选修8

河北省唐山市开滦第二中学高中英语 Unit2 Cloning 第 3 课时导学案 新人教版选修 8Teaching aim: 掌握科普文章的阅读方法及策略Teaching key points and difficultyHelp students analyze the reading technique of the article.学习过程：New words: 预习下列单词，并会默写1.精确的2.商业的3.坦率的4.着手，承担5.突破6.程序，步骤7.携带者8.总共9.任意的10.修改，改正11.反对12.媒介13.获得，赢得14.获得，到达15.道德的16.保守的，守旧的17. 禁止18.积累Step 1: Find out the main idea of each paragraph.Para 1. Para 2. Para 3. Para 4. Para 5. (a)Cloning has two major uses.(d)The problems of Dolly.(b)The effect of Dolly.(c)It is forbidden to clone human beings. (e)Cloning is a way of making an exact copy of another animal and plant.Step 2 : Read the passage quickly and finish the following comprehensive exercises. 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_____.1 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...