模块5 Unit 3 Science versus nature Reading 课件（21ppt）

课件21张PPT。Unit 3Unit 3 Science and natureThe perfect copyReadingCheck previewing work: Answer the following questions. What is cloning? Cloning is producing an exact copy of a plant or animal using its cells. 2. What was the name of the first cloned mammal? 3. Is Pauline Carter pro-or anti-cloning?Dolly. Anti-cloning.返回目录Read through the passage and find out the main idea. The reading passage is about how cloning is being researched and the different attitudes towards it. Skimming返回目录Understanding scientific terms Circle the unfamiliar words or things you do not understand while second reading.Scaningclone (line 1) embryo (line 2) tissue (line 4) organ (line 4) cell (line 9)克隆胚胎组织器官细胞返回目录Read the article carefully, and finish the following exercises: Detailed reading Decide whether the following are true or false. 1. People all over the world are happy about the idea of cloning human beings. 2. Dolly, the first cloned mammal, is exactly the same as other sheep. 3. According to the article, the scientist who created Dolly does not agree with cloning human beings.F F T4. Cloning can be used to cure diseases because it can produce new tissues and organs. 5. Cloning human beings is not legal in many countries, so no scientists want to clone human beings. 6. Both Colin Jake and Pauline Carter are against cloning humans.F F TMatch the words with their correct meanings.1. completely change something so that it is better 2. become the parents of somebody else’s child tissue intention anxiety adopt consequence harvest transformtransformadopt4. the material that makes up different parts of the body 5. cut and gather a crop 6. the state of feeling nervous and worried 7. what someone plans to do3. the result of something that has happenedanxietyconsequencestissueharvestintentionWhat are the different attitudes towards the success of cloning a human embryo? Valuable tissues and organs can be produced and be used to save human lives.Human beings may be on the way to producing a real-life monster.Cloning human embryos with the intention to destroy them shows no respect for human life.Find the reasons why people are for or against human cloning in the article and letters. Write them in the table below.help those who are unable to have childrenhelp those who want to clone their dead childrenproduce a real-life Frankstein’s monsterlead to more diseases in the animal worldshows no respect for human lifeshould be having fewer babies in order to reduce Earth’s population, not cloning more返回目录E (1) physician (2) cell (3) toy with (4) pushing ahead with (5) After all (6) exact (7) real-life (8) legalAnswers to Part E:DiscussionDo you think there should be laws to prohibit human cloning? Why or why not?Group AGroup BThere should , for…reasons:1. …… 2. …… 3. …… There shouldn’t, for…reasons:…… 2. …… 3. ……