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1、 Watch a video and answer:What is the video about?Cloning:where is it leading us?克?。核鼘盐覀円蚍剑靠寺。核鼘盐覀円蚍剑?重點(diǎn)單詞和短語 不同；相異 vi 精確的；準(zhǔn)確的 商業(yè)的；貿(mào)易的 著手；從事；承擔(dān) 程序；步驟；手續(xù) 反對(duì)；不贊成 vi 道德的；倫理的 禁止；不準(zhǔn) vt 得到好結(jié)果；取得成功 沮喪；不愉快 贊成；支持 differ exact commercial undertake procedure object moral forbid pay off cast down in favour

2、ofThe skimming skillsRead the first sentence of each paragrahRead the introduction of the first paragraphRead the summary or last paragraph Skimming（略讀）（略讀）:match the main idea with each part（段落大意連連看段落大意連連看）A.Two major uses and the procedure of cloning.B.The definition(定義）定義）of cloningC.The problem

3、and the effect of Dolly the sheepD.peoples attitudes to cloning.Part1(para.1)Part2(para.2)Part3(Para.34)Part4(Para.5)1.The main idea of the text is_ A.animal cloning is very valuable and can benefit the world.B.animal cloning could be misused by bad people so it must be forbidden C.animal cloning is

4、 well developed because Dolly the sheep was born.D.animal cloning raised arguments and scientists are not sure about its future.主旨大意主旨大意Part1(Para 1)1.What is cloning?Cloning is a way of making an exact copy of another animal and plant.2.It happens both in _ and in_.They can be cloned by themselves

5、and humans.plantsanimalsScanning Read and do exercises.精確的精確的1.what are the major uses of cloning?Firstly,produce commercial plants Secondly,research on new plant species and medical research on animals2.When was the cloning of Dolly the sheep born?Part2(Para 2)1996The major uses and procedures of c

6、loningegg cellnucleussomaticcellThe procedure(程序）程序）of cloning Dollyjoinedembryolamb DollyHow many sheep were needed to clone Dolly?three產(chǎn)出產(chǎn)出有核卵細(xì)胞有核卵細(xì)胞egg cell無核卵細(xì)胞無核卵細(xì)胞Egg cell without nucleus體細(xì)胞體細(xì)胞somatic cell取出細(xì)胞核取出細(xì)胞核用電融合細(xì)胞用電融合細(xì)胞joined with electricity代孕母羊代孕母羊 carrier細(xì)胞分裂形成胚胎細(xì)胞分裂形成胚胎 embryoHow t

7、o produce a sheep（我也來當(dāng)科學(xué)家）（我也來當(dāng)科學(xué)家）How many sheep were needed to clone Dolly?threeThe problem of Dolly At first,the fact that Dolly developed _was very _.Then came the disturbing news that Dolly had become_.She lived only _.The effect of cloning in society It raised a storm of _and had a great impac

8、t on the _and public_.It opened everybodys eyes to the possibility of using cloning to cure _ and even producing _.Para 4Para 3objectionsmediaimaginationserious illnesseshuman beingsseriously illsix and a half yearsnomallyencouragingthat 從句為同位語從句Summary名詞性短語和句子都可作同位語，名詞性短語和句子都可作同位語，補(bǔ)充說明前面抽象名詞的內(nèi)容。補(bǔ)充說

9、明前面抽象名詞的內(nèi)容。接著傳來了多莉病重的消息接著傳來了多莉病重的消息多莉看來是在正常地成長(zhǎng)著，這很令人鼓舞。FPart4(Para 5)Peoples attitudes to cloningTrue or false:If it is false,try to correct it.1.Religious leaders agree to clone great people.2.China forbids（禁止；不準(zhǔn)）（禁止；不準(zhǔn)）research into human cloning.3.Some countries will use cloning in a wise way.FRe

10、ligious leaders raised moral（倫理的）（倫理的）questions.China continued to accumulate(積累）積累）evidence of the abundant medical aid.T What are the advantages and disadvantages of cloning?Fill in the chart using information from the text.advantages1.Cloning plants can produce _ quantities of plants.2.Cloning pl

11、ants can be useful for research on new._species.3.People can use cloning to._ serious illnesses.1.Animal clones may._earlier than the original(原型的）animals.2.Evil leaders may want to._ themselves to attain their ambitions.3.Religious leaders raised._ questions about human mercialplantcurediemoralclon

12、edisadvantagesAre you for or against cloning in China?Give your reasons.Discuss with your classmates in your group,then write down 3-5 sentences.DiscussionPossible sentence patterns:(1)Peoples views vary from person to person.(2)I am for for one thingfor another thing(3)I am against on one handon th

13、e other hand(4)hold the view that./in favor of(5)object(反對(duì))to the view that(6)In my opinion教師寄語教師寄語 Cloning has two aspects.If we use it in a correct way it can benefit us.But if it is used in an evil(邪惡的）邪惡的）way it can cause much trouble.We should use cloning in a wise way!Write a short passage about what you discussed in class.