陕西省榆林育才中学高中英语 Unit 2 Cloning III Using Language 导学案 新人教版选修 8Step 1 Vocabulary： Preview the new words and phrases of this text.1.___________ 使...刻骨铭心2. 分娩3. 不时；偶尔 4. 徒劳5. 将某物传递给某人 6. _________________死于 7. _________________注定 8 . __________________过着...的 生活9. ____________________以...为基础 10. _________________ 弄清楚Step 2 Warming up1. Do you know dinosaurs? Where have you seen them? Can you see them in our real life? Why?2. Do you think it is possible to clone dinosaurs? If yes, do you think that’s good for human beings? Why?探究案Step3 Reading Task 1: Fast reading Do the author believe the dinosaurs can return to the earth?Task 2:Careful readingGive some reasons why it is either impossible or unsuitable to clone extinct animals.Reason 1: ________________ is needed.Reason 2: There is not enough ________ in the group to _________________.Reason 3: A (n) ______________ would be needed for the cloned extinct animals.Task 3. ComprehendingAnswer the following questions:1. Why shouldn’t you clone an extinct animal if there isn’t enough diversity in the group? ______________________________________________________________________________.2. Why is it wrong to clone an extinct animal if it would have to live in a zoo? _________________________________________________________________________.3. Why can’t you clone the DNA of animals that have been extinct longer than 10,000 years? _________________________________________________________________________.训练案Task 4 Exploring 1.Choose synonyms（选择同义词）1. It proves how the idea struck a mixture of fear and excitement into people’s hearts . A. Have on the brain B. Confused C. Droved people crazy D. Scared12. From time to time peopl...
