1、人教版人教版(2019)选择性必修一选择性必修一 Unit 2 Looking into the future Reading and Writing Cloning:Where is it leading us?Get Ready for the ClassBefore ClassYoull be the best!*Number the paragraphs.*Speak aloud while answering the questions.*Be more active!copyHitlerclone Cloning:Where is it leading us?Reading and
2、 WritingFast ReadingA.B.C.D.B.Whether cloning is good or bad.A.Possible uses of cloning in the future.C.Current uses of cloning.D.The definition of cloning.E.The procedure of cloning a sheep.F.Concerns about cloning.Tip:Find out the topic sentence of each para.And you should pay special attention to
3、 the first or the last sentence in each para.Careful ReadingA.To tell readers a piece of news.B.To make people interested in monkeys.C.To introduce the topic of cloning.D.To invite readers to join in heated discussions.Para.1It is a _ of making an exact _ of another animal or plant.It happens both i
4、n _ and in _.plantsanimalscopyway1.Whats the writers purpose of mentioning the first worlds cloned monkeys in Para.1?2.What is cloning?cloningFirst,gardeners use it to produce large quantities of plants for sale.major usesPara.2Second,it is valuable for research on new plant species and for medical
5、research on animals.Female sheep A provides an egg cell.The nucleus is _ from the egg cell.Female sheep B provides a somatic cell.The nucleus is _ of the somatic cell.The egg cell from sheep A and the nucleus from sheep B are _.The combined cell divides and grows into an embryo.The embryo is then _
6、female sheep C.Finally,a lamb that is identical to sheep B but younger is born.removedput intotaken out joinedPara.3samemajor uses bigconcernscloning to breed animal species which are endangeredto bring back species which are now extinctto grow human organs or tissue in animals to breed animals that
7、 will provide us with higher quality meat,milk and eggsParas.4&5List the major uses of cloning in the future:Which of the following is NOT a concern of cloning?A.An extinct animal that was brought back into existence would probably end up living in a zoo.B.The cloned animals as a resource of organ t
8、ransplants will be injured or even die.C.People believe that eating animal products that result from cloning will surely do good to our health.D.The possibility of using cloning to produce human beings is also a big concern.E.Not all technical problems have been solved to make cloning possible.A.Obj
9、ective.B.Opposed.C.Supportive.D.Indifferent.What is the writers attitude towards cloning?Para.6(uninterested/unconcerned)SummaryFrom the text,what have we learned about cloning?definitioncurrent uses procedurepossible uses concernsuncertaintyChallenge your memorycopyuses plantsanimalsprocedure human
10、 organsharmfulhelpharmbiggerCloning is a way of making an exact 1._ of another animal or plant.It has two major 2._.Gardeners use it to produce large quantities of 3._ for sale.And it is also valuable for research on new species and for medical research on 4._.However,the 5._ of cloning animals is d
11、ifficult.In the future,cloning will have several major uses:to breed endangered animal species,bring back extinct species,grow 6._ or tissue and provide us with higher quality meat,milk or eggs.At the same time,there are still some concerns and the biggest is moral.In addition,many people worry that
12、 eating animal products that result from cloning might be 7._(harm)to our health.And using cloning to produce human beings is an even 8._(big)concern.Therefore,we still wonder whether cloning will 9._ or 10._ the world and where it is leading us.Activity Supposing you yourself were cloned,what would
13、 you like the cloned one to do for you?you yourselfthe cloned youChoose one from the following 4 scenes,write a short passage of about 30 words and give your reason.You may begin like this:In the future,if I were cloned,Id like the cloned me to.Because.do homeworkbe my drivertake care of medo houseworkAccording to what we have learned,write a short composition:My opinion about cloning Thanks For Your Attention
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