1、Unit 3,The perfect copy,Lead-in,Reading,Reading strategy,Skimming,Language points,Discussion,Scaning,Detailed reading,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 name of the first clo
2、ned mammal? 3. Is Pauline Carter pro-or anti-cloning?,Dolly,Anti-cloning.,返回目录,Go through the reading strategy, and find out how to work out the meaning of these scientific terms.,Reading strategy,返回目录,Skimming,返回目录,Understanding scientific terms Circle the unfamiliar words or things you do not unde
3、rstand while second reading.,Scaning,clone (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,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 clon
4、ed 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 being6s is not legal in many countries,
5、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 intention anxiety adopt consequen
6、ce 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,intention,What are the diff
7、erent 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
8、the reasons why people are for or against human cloning in the article and letters. Write them in the table below.,返回目录,Discussion,Do you think there should be laws to prohibit human cloning? Why or why not?,Group A,Group B,There should , for,reasons:, 2. 3. ,There shouldnt, for,reasons:, 2. 3. ,返回目
9、录,1. On the other hand, many people, including some scientists, disagree and are afraid that, if mankind toys with nature in this way, we may be on our way to producing a real-life Frankensteins monster.,Language points,另一方面, 包括一些科学家在内的很多人则持不同意见, 他们担心如果人们如此戏弄自然, 我们可能将制造出一个现实生活中的弗兰肯斯坦怪物。 on (the) one
10、 hand, on the other hand 一方面，另一方面 如：,On the one hand, rapid development of the economy will improve the living conditions of the people. On the other hand it will speed up environmental destruction. 一方面经济的迅速发展会改善人们的生活状况, 另一方面它会加速环境的破坏。,2. toy with 玩弄，摆弄He accused the young man of toying with his dau
11、ghters feelings.他指责那个年轻人玩弄他女儿的感情。She just toyed with her food, as she wasnt really hungry.她只是把食物摆弄着玩儿，因为她并不饿。,3. clone vt./ n.克隆,The sheep Dolly was cloned from adult cells.,It was Ian Wilmut who cloned the sheep Dolly.,Cloning human beings has caused ethical problems.,This computer is just an IBM c
12、lone.,名词: 仿制品,4. I dont want to adopt someone elses child if I had the chance, I would have a cloned baby right now.我不想领养别人的孩子 如果我有这么一个机会，我会立即要一个克隆婴 儿。,adopt “ 收养，领养”。 如： He adopted the orphan. 他收养了那孤儿。此外，adopt还有 “采纳，采用”的意思。如：Can a school adopt the policy prohibiting the use of mobile phones on camp
13、us? 学校能采纳禁止在学校 使用手机的政策吗?,adopt a child,领养孩子,采用新技术,adopt a new technique,采纳意见,adopt an idea/ opinion,There are many English words _ from foreign countries.,adopted,On the one hand, some scientists point out that if you clone an embryo, you can produce valuable human tissues such as bone or lung tissu
14、e that could be used to save human lives. (P42)一方面，一些科学家指出如果克隆人类胚胎，你就可以制造出宝贵的人体组织如骨组织或肺组织他可以用来拯救人类的生命。,长难句分析：,句子结构分析：本句是个主从复合句，point out是谓语，在其后that引导的宾语从句中，if you clone an embryo是条件状语从句，两个破折号中间的such as bone or lung tissue是插入语， that could be used to save human lives是定语从句，修饰先行词human tissues 。,2. On th
15、e other hand, many people, including some scientists, disagree and are afraid that， if mankind toys with nature in this way, we may be on our way to producing a real-life Frankensteins monster. (P42) 分析 1） 句子结构分析：句子主干为many people . disagree and are afraid .。 that引导的从句作 afraid的宾语，,including some scie
16、ntists是介词短语作定语，修饰many people；在宾语从句中又有一个if引导的条件状语从句。整个句子的意思为：另一方面，包括一些科学家在内的许多人则持不同意见，他们担心如果人类用这种方式戏弄自然，可能制造一个现实生活中的弗兰肯斯坦怪物。,2） 语言知识分析：on the other hand意为“另一方面”，常与on the one hand连用，但有时也单独使用。this way既可作副词，直接作状语，意为“如此，这样”；又可作名词，作介词in的宾语，意为“用这种方法”。on ones way to 中的to 是介词，后面接名词或V-ing形式作宾语。,3. Instead, he
17、 thinks research efforts should concentrate on creating new tissues and organs that can be used to cure diseases like cancer. (P42) 分析 1） 句子结构分析： he thinks是整个句子的主谓部分，后面是省略了that的宾语从句。,宾语从句中有一个定语从句that can be used to . 修饰tissues and organs。整个句子的意思为：相反，他认为克隆研究应该注重创造用于治疗的心组织和器官，这些新组织或器官能被用来治疗像癌症这样的疾病。2）
18、 语言知识分析：instead是副词，在句子中可以置于句首或句尾，而instead of不能用于句尾。be used to do sth. 意为“被用来做某事；be used to doing sth. 意为“习惯于做某事”。,1. Attention please! I have an a_ to make. 2. His parents are waiting for his return with great a_. 3. Do you have any c_ to make on the recent development? 4.There have been great a_ in our lives in the recent 30 years.,nnouncement,nxiety,omment,dvances,Exercises,5. Dont take n_ attitude towards study. 6. We think it i_ not to give your seat to disabled people. 7. He cant grasp the basic c_ of math.,egative,mmoral,oncepts,返回目录,Thank you！,
