Unit 3 Science and nature
Reading (2) Language focus
Step 1 Revision
1. What’s cloning?
---- “Cloning” is a new _________ which produces an exact ____of an animal or a plant from its own ___-. Dolly was the first ____ mammal created by a Scottish scientist in 1996.She was exactly the same as mother, in ___ and in genes.
2. What do you think of the new kind of technology? (advantages or disadvantages)
---- The new kind of technology has caused widespread discussion. It can help ____animals from____ ____. The similar tragedy will not happen to dinosaur(恐龙). However, on the other hand, if it is used to clone human_____, that is against the laws of nature.
3. Phrases: P42-43
1) 第一个人类胚胎 _________________________________
2) 一方面……另一方面……_________________________________
3) 指出_________________________________
