(
课件网) scientists working in a laboratory a human cell a gene – the part of a cell that controls how it develops 1. Who do we get our genes from Our parents. 2. How many parents does a cloned animal have One. 3. Where are cloned animals created In a laboratory. Think about the following questions: 4. In what way are Sheep A and Sheep B identical The have identical genes, and so are identical in every way. Answer the questions about the words and phrases in the box. to be against (cloning) argument beneficial to be for (cloning) nature 1. If you are for something, do you think it is a good idea 2. If you are against something, do you think it is a good idea 3. Do you often have arguments with people, in which you disagree about something What kind of things do you argue about 4. Do you think nature should be left alone, or is it better to make plants and animals the way we want them 5. Do you think cloning may be beneficial / helpful to humans Give at least one reason. 1. have arguments with sb. about sth. 因为某事和某人发生争论 相当于: argue with sb. about sth. 2. beneficial: having a helpful or useful effect 有益的, 有用的, 有好处的 常用词组: beneficial to sb./sth. e.g. a beneficial result/influence 有益的结果、影响 Fresh air is beneficial to our health.新鲜空气有益于健康。 benefit: vt. do good to sb./sth. 使某人或某物受益 e.g. The plants benefited from the rain. 植物得益于这场雨。 benefit: n. profit, gain 利益, 实惠 e.g. This dictionary will be of great benefit to me. 这部字典将对我有很大裨益。 1.Listen to the discussion about cloning. 2.Finish the exercises. 1. Cloning is against nature. 2. Cloning will be beneficial to humans. For example, if a couple can’t have children, cloning could help give them a child. Say which of the arguments below are for cloning and which are against cloning. Write F (for) or A (against). A F 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 because scientist may create monsters by mistake. 6. We could use cloning to cure illnesses. A F A A 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. animals 1997 Correct the wrong information in these sentences according to the listening material. 3. Dolly the sheep died in 2003. 4. Donaville thinks scientists treated Dolly the sheep as a product. The presenter 5. Donaville says that if a child is very ill, scientists could clone it. 6. Donaville thinks it’s a good idea to have thousands of copies of the same person. 7. Donaville says that we could clone animals that have become extinct. dies terrible becoming extinct Match the words and expressions in the box with their meanings. on the contrary That’s it. Incredible to continue obviously in other words Nonsense! 1. clearly 2. I’m going to continue. 3. to say it another way 4. ... ...
