reading評優(yōu)課

1、Unit3 Science versus natureWhat does versus mean? It is used when discussing sports competition or the law, which means that two teams or sides are against each other.The match tonight is China versus Japan.the problem of peace versus war Today ,we will discuss a new technology called cloning. Accor

2、ding to what you have learnt in biology, do you know 1 What is cloning technologyCloning is producing an exact copy of a plant or an animal using its own cells.2. Do you know what is the first cloned mammalThe sheep called Dolly Hello, I m Dolly . I am the worlds firstcloned mammal.Picture-talkThe f

3、irst cloned mammal Dolly and Its Father - Ian WilmutThe mule(騾）騾） in the picture is the worlds first cloned mule. It was born on 4 May 2003. His name is Idaho Gem and his brother, Taz, was a racing mule that has won many competitions. The kitten in the picture is called Cc. Its name is from Copycat.

4、 Scientists in the USA created it with a cell taken from its mother, Rainbow. It was born in December 2002.I was created using a cell from an adult catJust call me Noel, OK?I m Angel, in your heartIm your Star. Love me please.Hi! Im Joy. Im happy-go-lucky everyday.Im the beautiful MaryThe name of th

5、e cloned monkey is ANDi. It is from inserted DNA spelt backwards. It is the first genetically modified（基因更（基因更改）改） monkey. The technology is different from that used for Dolly. clone Brainstorming gene geneticgenetically cell embryoorgansheepmammaltissuestem cellbiology copycloningClonedFirst readin

6、gMain idea Second readingUnderstanding scientific terms Third readingDetailed information Further discussion Homework Reading strategy Reading strategyGo through the reading strategy, and find out how to work out the meaning of these scientific terms.Step1Step2.Step3Begin by reading the first and la

7、st paragraphs for an idea of what the article is about.Circle any words you do not know. Question things you do not understand or that do not appear to make senseRead through the article a few times, and make sense of the scientific terms upon further readings.First readingMain ideaRefer to the read

8、ing passage and find out the main idea. (The reading passage is made up of a newspaper article about cloning and two readers letters. We will be given information about how cloning is being researched and the different attitudes towards it.) Lets find out the main idea of each paragraghPara 1Para 2

9、Para 3Para 4Para 5Para 6An announcement about the first cloned human embryo caused much debate.The first cloned mammal was Dolly. Ian Wilmut is shocked that some scientists are considering cloning human beings.A woman wants to have a cloned baby.Cloning human embryos is illegal in many countries, bu

10、t some scientists still want to clone human beings.Chinese scientists continue to research ways in which cloning can benefit mankind.Second readingUnderstanding scientific terms Ask students to circle the unfamiliar words or things they do not understand while second reading. and make good sense of

11、the article. 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. 4.Cloning can be used t

12、o cure diseases because it can produce new tissues and organs. 5.Colin Jake is against cloning humans, just like Pauline Carter. 6.Cloning human beings is illegal in many countries, so no scientists want to clone human beings.FNot all peopleFTNot exactlyTFNot likeFA few scientistsReading comprehensi

13、on:1.The announcement of successful human embryo cloning has caused much debate because_.A. people still have no clear idea about the results of human cloningB. valuable tissues and organs can be used to save humans C. mankind is going to produce terrible monstersD. people know that nature will puni

14、sh mankind for human cloning2.The success of the cloned sheep Dolly has proved that_.A. cloning will create more diseases in animal worldB. cloned animals will die at a much younger age than normalC. man has been able to produce an exact copy from an adult cellD. man can interfere with nature at his

15、 will3.According to the passage, what is the real intention of Ian Wilmut”s cloning research?A. To create copies of humans in the end.B. To destroy human embryos in the end.C. To create new tissues or organs for sale.D. To cure deadly diseases eventually.Third readingDetailed information Read only t

16、he article carefully, and finish the following exercises: 1. What are the different attitudes towards the success of cloning a human embryo? On the one hand_ On the other hand_ Some people consider that_(valuable tissues and organs can be produced and be used to save human lives)(human beings may be

17、 on the way to producing a real-life monster)(cloning human embryos with the intention to destroy them shows no respect for human life. )2. Who are the persons in the article related to cloning?personsintroductionsrelations to cloningIan Wilumta Scottish _ who created Dolly, the first mammal to be c

18、loned successfully from_He was _when hearing_. He never intends to_. Instead, he thinks the efforts of scientists should be directed towards _that could be used to_.Faye Wilsona woman of 41 years old who cannot have a_. She is desperate to have a baby of her own, a child_.Severino Antinorian Italian

19、_, who is one of the leaders in_He has declared that_.Chinese scientistswho have focused their efforts on _.China has succeeded in _, and continues to research the ways in which _.scientistan adult cellshockedsome scientists were considering cloning human beingscreate copies of humanscreating new ce

20、llsand organscurediseases like cancerbabythat is genetically related to her.doctorthe cloning research he wants to be thefirst to clone a human beingcloninganimals and stem cellsto be used in medicalresearchproducing clones ofcows and goatscloning can benefitmankindRead the two letters carefully, an

21、d judge whether the statements are true or false:Pauline Carter thinks: 1. the nature will pay back if we interfere with nature. 2. we should clone fewer babies to reduce Earths population. 3. the lady who cannot have a baby can adopt an orphan, but not have a cloned baby. Coline Jake thinks: 1. the

22、 news that the first human embryo has be cloned successfully is very terrible. 2. scientists have succeeded in challenging questions of morality. 3. human cloning is a good way to save her daughter who has died. TTFFFFFurther discussion Understanding the scientific terms and reinforcing the comprehe

23、nsion of the text, you are got to form groups of four or six to discuss the further questions: Pro-cloningAnti-cloning1. produce valuable tissues and organs that could be used to save human lives1. may produce a real-life Frankenshteins monster2. 2. 3. 3. 4. 4. 5. 1. Find the reasons why people are

24、pro- or anti-cloning in the article and letters and write them in the table belowcure disease like cancerhelp those who are unable to have childrenhelp those who want to clone their dead childrencreate more disease in the animal worldcloning shows no respect for human lifehuman life would no longer be uniquewe should be having fewer babies in order to reduce Earths population, not cloning moreTry to describe Bushs feelings.Fun picturesIf cloning goes wrong, what will happen?A dog or an eagle?A lion or a kangaroo?A frog or a crocodile?A tortoise or a bear?A bird