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ID:49939101
大小:1.83 MB
页数:25页
时间:2020-03-04
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1、TheperfectcopyThereisnoforbiddenfieldinscience,butwemustmakesurethetechnologyundercontrol.WELCOMEHERE!FourhundredyearsagoChinesepeoplehadcreatedtheclonedimagesin西游记,butnowithasbecomerealityinlife.theworld’scloned.createdbyscientistsOn.diedinbecauseof.firstmammalScottish22n
2、dFebruary19962003lungdisease“Cloning”isanewtechnologywhichproducesanexactcopyofananimaloraplantfromitsowncells.ScientifictermscloneTitleunderstandingHowcanyouunderstandthewordcopy?A.modelB.cloneC.similarityD.imitationclonedpigsFirstreading—MainideaRefertothereadingpassagea
3、ndfindoutthemainidea.(Thereadingpassageismadeupofanewspaperarticleaboutcloningandtworeaders’letters.Wewillbegiveninformationabouthowcloningisbeingresearchedandthedifferentattitudestowardsit.)MatcheachparagraphwithitscorrectmainideaPara1Para2Para3Para4Para5Para6Anannounceme
4、ntaboutthefirstclonedhumanembryocausedmuchdebate.ThefirstclonedmammalwasDolly.IanWilmutisshockedthatsomescientistsareconsideringcloninghumanbeings.Awomanwantstohaveaclonedbaby.Cloninghumanembryosisillegalinmanycountries,butsomescientistsstillwanttoclonehumanbeings.Chineses
5、cientistscontinuetoresearchwaysinwhichcloningcanbenefitmankind.ComprehensionThepassageismainlyabout_______.A.whatcloningisB.theadvantageofcloningC.argumentsaboutcloninghumanembryosD.thedisadvantageofcloning2.Wecanlearnfromthetwoletters_______.A.bothofthewritersarepro-cloni
6、ng.B.bothofthewritersareanti-cloning.C.neitherofthewritersareagainstcloning.D.bothofthewritersarenotforcloninghumanembryos3.Theannouncementofsuccessfulhumanembryocloninghascausedmuchdebatebecause______.A.peoplestillhavenoclearideaabouttheresultsofhumancloningB.valuabletiss
7、uesandorganscanbeusedtosavehumansC.mankindisgoingtoproduceterriblemonstersD.peopleknowthatnaturewillpunishmankindforhumancloningComprehension4.ThesuccessoftheclonedsheepDollyhasprovedthat_________.cloningwillcreatemorediseasesinanimalworldB.clonedanimalswilldieatamuchyoung
8、eragethannormalC.manhasbeenabletoproduceanexactcopyfromanadultcellD.mancaninterferewithna
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