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1、2021/8/11 星期三1外研版高中三年级(第9册)Module 2Reading and vocabulary2021/8/11 星期三22021/8/11 星期三32021/8/11 星期三4On February 28, 1953, two scientists named James Watson and Francis Crick discovered the secret of life James Watson in Britain and Francis Crick in America 2021/8/11 星期三52021/8/11 星期三62021/8/11 星期三720
2、21/8/11 星期三8Part 1 Why did Watson and Crick say, “We have discovered the secret of life?” Because they had found the answer to one of the most important questions of biology- how do living things reproduce themselves?Why did the discovery of DNA is very important? The discovery of DNA has been calle
3、d the most biological work of the last 100 years. It has already had and will continue to have an enormous influence on our lives. We have already experienced the benefits in many years. 2021/8/11 星期三9Part 2 Story A How was John Water judged guilty?He left some of his own cells on his victim. Scient
4、ists compared the DNA from these cells with the DNA from these cells with the DNA of people they had questioned. 2021/8/11 星期三10Story B How did Mike and Julia have a good Looking,very intelligent child ? Julia had a small but very expensive operation, using a technology called genetic engineering. 2
5、021/8/11 星期三11Story C How did Mark Sawyer become a world championagain? He let the surgeon insert an animal gene into Mark that would make him run faster. 2021/8/11 星期三12Story D What happened to the couple ?Their child will be born with a terrible, inherited illness. What did they decide to do?The c
6、ouple decided to get rid of the unborn baby. 2021/8/11 星期三13Part 3 Do you think stories AD in part 2 are true? Stories A and D have actually happened many times. Stories B and C will become possible in the near future. What will genetic engineering help scientists to do in the near future?The new te
7、chnology of genetic engineering means that scientists will soon be able to insert new genes into unborn babies, children or adults. 2021/8/11 星期三14What will happen if we start choosing the characteristics of our babies?We are altering nature in a very direct way. What might the consequences be? It i
8、s possible that we will create two kinds of people, genetically engineered people and ordinary people. 2021/8/11 星期三15commit a murder couple hereditary perform an operation pregnant question reproduce victim 1. how do living things reproduce themselves? This means_.(a ) to have babies or produce you
9、ng plants ( b) to feed themselves. 2. our genes , which pass hereditary characteristics on to our children. This means_. ( a ) new (b) inherited from parents.( a )( b )2021/8/11 星期三16commit a murder couple hereditary perform an operation pregnant question reproduce victim 3 Although the police quest
10、ioned him This means_.( a ) to wonder about someone(b) to ask someone questions 4But when he committed the murder This means_.( a) killed the man (b) saw the dead man. 5 . waters left some of his own cells on his victim. This means_. (a ) the person he attacked ( b) his own clothes( b )( a )( a )202
11、1/8/11 星期三17commit a murder couple hereditary perform an operation pregnant question reproduce victim 6About six months ago, Mark secretly visited a surgeon, who performed an operation on him. This means_ (a ) Mark had an operation ( b) the surgeon said Mark should have an operation7.Damian Peterson and his wife Clara are another couple This means_.( a ) two people who are married ( b) example8. When Clara became pregnant This means_( a ) became worried (b) was going to have a baby. ( a )( a ) ( b )2021/8/11 星期三18Discussion: What is your opinion about the development
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