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cloningLearningaims:*Tohaveagoodunderstandingofthereadingpassage;*Tobeabletodiscusssomeoftheissuesassociatedwithcloning.DollythesheepNaturalcloneisonethatoccursinanaturalformofcloningwithouthumanhelp.Lookatthefollowingpicturesanddiscusswhichonesarenaturalclonesandwhichonesareman-madeclones.Naturalorman-madeclones?一株草莓依靠它沿地“爬走”的匍匐茎,一年内就能长出数百株草莓苗。GrowingnewplantsDoyouwanttoknow:Whatisaclone?Howisacloneisproduced?Whatbenefitscanhumangainfromcloning?Whatproblemsmayarisewhenhumansarecloned?Careful-readingCareful-readingCareful-readingCareful-readingCareful-reading2.Whichofthefollowingisnotanadvantageofcloning?Cloningcanbeusedformedicalpurposes.Largequantitiesoffoodcanbeproducedbycloning.Cloningcanhelpkeepanimalsfrombecomingextinct.Famouspersonswhohavepassedawaycanbecloned.3.What’sthewriter’sattitudetowardscloning?A.SupportiveB.NeutralC.NegativeD.SubjectiveDetailed-readingTask1:Groupwork1(3minutes)DiscussingroupsandthenshowustheprocedureofthecloningofDollythesheep.TheprocedureofcloningDollythesheep:Detailed-readingTask2:Fillinthechartusingtheinformationfromthereadingpassage.(4minutes)Answers:Answers:Challengeyourself:(3minutes)Challengeyourself:Showyourself:Groupwork2:APressConferenceaboutcloningHomework:1.Readthepassageagainandunderlinethesentencesinthetextcontainingtheappositivephrases（同位语）orappositiveclauses（同位语从句）.Writeashortpassagewiththetitle“Myopinionsoncloning.”First,youstatetheadvantagesanddisadvantagesofcloning.Attheendofyourpassage,youcanaddyourownopinion.DollythesheepNaturalcloneisonethatoccursinanaturalformofcloningwithouthumanhelp.一株草莓依靠它沿地“爬走”的匍匐茎,一年内就能长出数百株草莓苗。Careful-reading2.Whichofthefollowingisnotanadvantageofcloning?Cloningcanbeusedformedicalpurposes.Largequantitiesoffoodcanbeproducedbycloning.Cloningcanhelpkeepanimalsfrombecomingextinct.Famouspersonswhohavepassedawaycanbecloned.
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