Module 8 Unit 2 Cloning∶ where is it leading us课件

Watch a video and answer:What is the video about?Cloning:where is it leading us?克隆：它将把我们引向方？克隆：它将把我们引向方？.重点单词和短语 不同；相异 vi 精确的；准确的 商业的；贸易的 着手；从事；承担 程序；步骤；手续 反对；不赞成 vi 道德的；伦理的 禁止；不准 vt 得到好结果；取得成功 沮丧；不愉快 赞成；支持 differ exact commercial undertake procedure object moral forbid pay off cast down in favour ofThe skimming skillsRead the first sentence of each paragrahRead the introduction of the first paragraphRead the summary or last paragraph Skimming（略读）（略读）:match the main idea with each part（段落大意连连看段落大意连连看）A.Two major uses and the procedure of cloning.B.The definition(定义）定义）of cloningC.The problem 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 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 and humans.plantsanimalsScanning Read and do exercises.精确的精确的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 cloningegg cellnucleussomaticcellThe procedure(程序）程序）of cloning Dollyjoinedembryolamb DollyHow many sheep were needed to clone Dolly?three产出产出有核卵细胞有核卵细胞egg cell无核卵细胞无核卵细胞Egg cell without nucleus体细胞体细胞somatic cell取出细胞核取出细胞核用电融合细胞用电融合细胞joined with electricity代孕母羊代孕母羊 carrier细胞分裂形成胚胎细胞分裂形成胚胎 embryoHow to produce a sheep（我也来当科学家）（我也来当科学家）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 impact 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 从句为同位语从句Summary名词性短语和句子都可作同位语，名词性短语和句子都可作同位语，补充说明前面抽象名词的内容。补充说明前面抽象名词的内容。接着传来了多莉病重的消息接着传来了多莉病重的消息多莉看来是在正常地成长着，这很令人鼓舞。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；不准）（禁止；不准）research into human cloning.3.Some countries will use cloning in a wise way.FReligious leaders raised moral（伦理的）（伦理的）questions.China continued to accumulate(积累）积累）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 plants 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 mercialplantcurediemoralclonedisadvantagesAre 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 the other hand(4)hold the view that./in favor of(5)object(反对)to the view that(6)In my opinion教师寄语教师寄语 Cloning has two aspects.If we use it in a correct way it can benefit us.But if it is used in an evil(邪恶的）邪恶的）way it can cause much trouble.We should use cloning in a wise way!Write a short passage about what you discussed in class.