1、Unit 3 Science and nature,The perfect copy,Reading,Lead-in,Reading,Reading strategy,Skimming,Discussion,Scanning,Detailed reading,Contents,Check 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

2、name of the first cloned mammal? 3. Is Pauline Carter for or against human cloning?,Dolly.,She is against human cloning.,Go through the reading strategy, and find out how to work out the meaning of these scientific terms.,Reading strategy,Skimming,Understanding scientific terms Circle the unfamiliar

3、 words or things you do not understand while second reading.,Scaning,clone (line 1) embryo (line 2) tissue (line 4) organ (line 4) cell (line 9),克隆,胚胎,組織,器官,細胞,Detailed reading,Decide whether the following are true or false. 1. People all over the world are happy about the idea of cloning human bein

4、gs. 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,T,4. Cloning can be used to cure diseases because it can produce new tissues and organs. 5. Cloning human beings is no

5、t 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,T,Match the words with their correct meanings.,1. completely change something so that it is better 2. become the parents of somebody elses child,tissue intent

6、ion anxiety adopt consequence harvest transform,transform,adopt,4. 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 do,3. the result of something that has happened,anxiety,consequences,tissue,harvest,

7、intention,What 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 re

8、spect 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.,E (1) physician (2) cell (3) toy with (4) pushing ahead with (5) After all (6) exact (7) real-life (8) legal,Answers to Part E:,Discussion,Do you think there should be laws to prohibit human cloning? Why or why not?,Group A,Group B,There should , for