人教版高中英語(yǔ)選修8 Unit2 Listening and speaking 精品課件

1、Listening and speakingUnit2 CloningAnimal testing, also known as animal experimentation or animal research, is the use of non-human animals in experiments. Is experimenting with animals cruel or not?Listen and see whether you agree with Xiao Qing or Rachel. Read these statements before listening. Ti

2、ck those that you hear.1. Cloning will bring dead pets to life.2. There were 627 experiments before Dolly was successfully cloned.3. Cloning may help cure serious illnesses.(Page 17)Listening4. Its a dead end.5. Dolly the sheep was “middle-aged” when she was born.6. So your grandmother would be able

3、 to start her life all over again and live much longer. Listen to the tape again and then work with a partner to fill in the chart.Rachels ideas about cloningXiao Qings ideas about cloningcruel to animalsmake the animals do unnatural thingsit is a “dead end”weakens the speciesscientists are doing a

4、wonderful jobmay bring peoples favourite pets back to lifeproblems because it is a new scienceit may provide cures for serious illnessesDiscussionExpress your personal opinions aboutanimal cloning. Sample dialogueS1: I agree with animals cloning. I think we must be safe so animals are needed to test

5、 things first.S2: No, I cant agree with that because animals are alive too. Dont they deserve a good life?S1: We wont know if cloning is safe for humans unless we try it on animals first.S2: How can you believe that? If we make animals live unnatural lives and do unnatural things, then it wont be go

6、od for them or for us.S1: But the scientists are trying their best to make things better for the animals. They want them to have as natural life as possible. Your ideas are not reasonable. Unless we try things out on animals, cloning may not be safe for human beings.S2: Your arguments sound reasonab

7、le, but I support a better life for animals.Listening (Workbook, Page 54)What problems do you think might arise from cloning?legal problemspolitical problemsfinancial problemssocial problemsWhat would you want to turn into if you had a chance?Listen to the text again and answer the following questio

8、ns.1. Why does Clare think people will want to buy cloned babies?2. What problem does Clare think people havent thought of? 1. Clare thinks people will want to buy cloned babies if they cannot have babies of their own.2. People have not thought that there may be dishonest laboratories who will produ

9、ce and sell cloned babies like a baby factory.Listening task (Workbook, Page 57).Discuss before listening1. What do you think about cloning animals?2. Do you think cloning pets is a good idea?1. Favourite pets can live forever as clones.2. It is moral to clone pets for their owners.3. Billys mother

10、will have her pet dog cloned before it dies.4. Getting your pet cloned in America can give you a good holiday.5. Billy expects a good holiday in America.6. Many people will go to America to clone their pets.7. Billy supports his mothers wish to clone her pet dog.8. In Western countries a pet is as i

11、mportant as a baby.9. Cloning pets is selfish.10.Frank doesnt agree with cloning pets.Read these sentences and then listen to the tape for the first time. Tick the boxes to show if they are facts or opinions.OOFOFOFOOF1. Why does Billy agree with cloning?2. Whats Franks attitude towards cloning? Why

12、?3. What do you think Billys mother considers about cloning?Listen again and answer the following questions.1. He wants to make his mother happy by keeping her pet dog alive forever, and he also wants to take the chance to America for holiday when the dog is being cloned there.2. Frank doesnt agree

13、with cloning because he thinks cloning is very expensive and it has many moral problems. 3. Billys mother is in favour of cloning. She is saving money to go to America to have her pet dog cloned just before it dies.1.It is moral to make my mother happy.2.It can provide an excuse for a holiday abroad

14、.3. My mother will need her pet when I am away. Listen again and sort out the arguments for and against cloning.Billys arguments for cloning petsFranks arguments against cloning pets 1.It is very expensive to clone a pet.2.It is selfish because it is an excuse for a holiday.3.It is selfish because i

15、t means the student can study abroad without his mother complaining.Speaking TaskNow its time for you to continue the debate. Choose the team you agree with and formgroups of four. Each of you need to give a short speech to support your chosen argument.Sample speechDear chairperson, ladies and gentl

16、emen,It is my pleasure to present the argument for those that want cloning research to continue. As you are already aware, cloning research is very important for curing serious illnesses. Some of these illnesses have no cure, but medical cloning can help people regain the use of their brain or movem

17、ent. The advantages for the patient are great. The advantages for the patient are small.Most people are in favour of medical cloning. In a poll in America, 67of the people who were asked were in favour of medical cloning. They understand that it would be impossible to refuse seriously sick people a cure. As Zoe Lofgren put it, “Who among us could tell a person suffering from cancer or Alzheimers? You cant hav