人教版高中英语选修八课件：Unit 2 Using language(共40张PPT)

Using language The return of Dinosaurs? 霸王龙 tyrannosaurus 剑龙 stegosaurs 雷龙 brontosaurus 翼龙pterodactyl Look at the following pictures and think which film they are from. Have you ever seen the film Jurassic Park? Why do people like this film? What animals do you see in the film? Are they real? 2. Do you like dinosaurs? Can you see them in our real life? Why? 3. Do you think it is possible to clone dinosaurs? If not, why? If yes, do you think that’s good for human beings? Why? Arrange according to time. 5. research using the embryos of mice 4. first experimental clones of cows 8. first experimental clones of mice 7. work on the embryos of sheep and mice 2. China’s first cloned twin calves 3. cloing of frogs 6. first clone of a mammal 1. cow gave birth to a bison 3 5 7 8 4 6 1 2 Scientists are still experimenting with cloning mammals because they think it can make money. The animals that have disappeared from the earth, like dinosaurs, can be