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1、vocabulary and listening What do the animals in the picture have in common? They all have the same gene. How much do you know about gene? Pre-listening 1. Who do we get our genes from?2. Who do cloned animals get their genes from? 3. Are the parents in two sentences the same? Why?We get our genes fr

2、om our parents.They get their genes from their parents. No, they are not the same. The first parents consist of a male and female, while the second parents consist of only a male or female. 4. What the relationship between the clone animal and its parent?The cloned animal is created in the_ and is a

3、 _of its parents, so they are _. copy identical the same or exactly alike labbeneficial extinct argument be for be against disagree helpfulsupport disagreement or quarrel no longer existing Pre-reading Match the words with their definitions SAY WHICH OF THE ARGUMENTS BELOW ARE FOR CLONING AND WHICH

4、ARE AGAINST CLONING.WRITE F (FOR) FOR A (AGAINST) 1.Cloning is against nature._.2.Cloning will be beneficial to humans. For example, if a couple cant have children, cloning could help give them a child._3.Cloned animals get ill and die quite young._4.People are afraid that scientists will create tho

5、usands of copies of the same person._5.Cloning is dangerous because scientists may create monsters by mistake._6.We could use cloning to cure illness._AFAAAFWHILE-LISTENING LISTEN TO A RADIO DISCUSSION ABOUT CLONING AND CHECK WHETHER THE ARGUMENTS FOR AND AGAINST CLONING ARE MENTIONED.1.Cloning is a

6、gainst nature._.2.Cloning will be beneficial to humans. For example, if a couple cant have children, cloning could help give them a child._3.Cloned animals get ill and die quite young._4.People are afraid that scientists will create thousands of copies of the same person._5.Cloning is dangerous beca

7、use scientists may create monsters by mistake._6.We could use cloning to cure illness._while-listeningLISTEN CORRECT THE WRONG INFORMATION .1.Dr Hugh Donaville works for a company that has already cloned a number of people.2.A sheep called Dolly was cloned in 1998.3.Dolly the sheep died in 2003.4.Do

8、naville thinks scientists treated Dolly the sheep as a product.5.Donaville says that if a child is very ill, scientists could clone it.6.Donaville thinks is a good idea to have thousands of copies of the same person.7.Donaville says that we could clone animals that have become extinct.animals1997Pre

9、senterdiesterribleare becomingwhile-listeningCONSOLIDATION Consolidation Fill the chart with the right information from the passage. For cloning Against cloning Cloning will be _to humans. If a _ cant have children, cloning can help them. Cloned animals _ _ and die quite _ but scientists still cant

10、tell why.Cloning is a way of _ nature. Cloning _is and _nature. A clone can never be an _ copy, your genes, _ and _ work together create who you are.Cloning treats animals and people as_, as_We could clone animals that are _ _Scientists will create thousands of _ of the same person.beneficial helping coupleidentical family society extinctbecoming get ill young wrongagainstthings products copiesAfterreading Are you for or against cloning? Discuss with your partners and state your reasons.