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选修8Unit2CloningLookatthepicturesanddiscusswhichonesarenaturalclonesandwhichonesareman-madeclones.ShewasreportedonTVandmajorpapersCloning,whereareyouleadingus?......1.Whatiscloning?Itisawayofmakinganexactcopyofanotheranimalorplant.Firstreading2.What’sthestyleofthepassage?A.narrative(记叙文)B.argumentative(议论文)C.explanatory(说明文)3.Canyouputthetopicsentencesintoparagraphsthattheybelongto?(Attention:oneofthembelongstonowhere.)①Dolly’sproblemanddeath②Whatiscloning?③Twomajorusesofcloning⑥TheeffectofDolly⑤Theprocedureforhumancloning④ArgumentsbroughtbyDollyPara1Para2Para3Para4Para5②Whatiscloning?③Twomajorusesofcloning①Dolly’sproblemanddeath⑥TheeffectofDolly④ArgumentsbroughtbyDolly⑤TheprocedureforhumancloningSecondreading1.Whatarethetwomajorusesofcloning?Thefirstuseistoproducecommercialquantitiesofplants;thesecondoneistoresearchonnewplantspeciesandmedicalresearchonanimals.2.Iscloningplantsthesamewithcloninganimals?A.Yes,theyarethesamewitheachother.B.No,cloningplantsisstraightforwardbutcloninganimalsismorecomplicated.3.GivearightorderofcloningDolly‘sprocedure①Thecelldividesandgrowsintoanembryo.②ThelambisthecloneofthedonatedcellfromSheepB.③AnucleusistakenoutofSheepB’ssomaticcell.④TheembryoisputintofemaleSheepC.⑤TheeggcellfromSheepAandthenucleusfromSheepBarejoinedusingelectricity.⑥TheeggcellfromSheepAisremovedanucleus.Theorder:________________________①②③④⑤⑥1.TrueorFalsequestions.①Dollythesheepwasthefirstsuccessfulcloneofamammal.②SomecountrieslikeChinadidn’tstophumancloningresearch.③aclonedanimalusuallydiesearlierthantheoriginalone.④Evilleaderscanclonethemselvestoabtaintheirambitions.TFTFThirdreading2.Whatisthewriter’sattitudetowardcloninginthispassage?A.Thewriterisagainstcloning.B.Thewriterisinfavorofcloning.C.Thewriterdoesnotstateanypersonalopinionaboutcloning.3.What’stheaffectofcloning?Ontheonehand,itopenedeverybody’seyestothe____________ofusingcloningtocure_______________andevenproduce_____________;Ontheotherhand,Itsappearanceraisedastormof___________andhadagreatimpactonthe_______andpublic__________.seriousillnessespossibilityhumanbeingsobjectionsmediaimagination4.Whataretheadvantagesanddisadvantagesofcloning?1.Cloningplantscanproduce_______________________ofplants.2.Cloningplantscanbeusefulforresearchonnew_____species.3.Medicalcloningcouldproduce______forseriousillnesses.advantagescommercialquantitiescuresplantdisadvantages1.Animalclonesmaydevelopthe________ofolderanimals.2.Animalclonesmay_____youngerthanthedonoranimals.3.Evilleadersmaywantto______themselvestoattaintheirambitions.4.Religiousleadersraised_______questionsabouthumancloning.illnessesdieclonemoralAsonecoinhastwosides,everythinghas_____aspects(方面).Cloninghasboth______and_____aspects._______________,ifcloningisusedinacorrectway,itcanbringlotsofconveniencetous.________________,ifcloningisusedinanevilway,itcancausemuchtrouble.__________,weshouldusecloninginacorrectway.twogoodbadOntheonehandOntheotherhandTherefore5.Whatcanwelearnfromthepassage?Let’smakeadiscussionaboutwhethercloningshouldbeallowedinChina?Giveyourreasons.Possiblesentencepatterns:(1)People’sviewsvaryfrompersontoperson.(2)…holdtheviewthat…./…infavorof…(3)…objecttotheviewthat…/areagainst…(4)Ican’tagreewith…because…ConsolidationThepassagemainlytellsuswhatc______is,thea_________raisedbyDollythesheepandscientistsarenotsureaboutitsf_________.loningrgumentsutureOnecoinhastwosidesandweshouldtreatthingsinawiseway.教师寄语