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Unit2ReadingHowmuchdoyouknowaboutcloning?Quiz:Cloningisawayofmakinganexactcopyofanotheranimalorplant.Itcanbedividedintonaturalcloneandman-madeclone.Anaturalcloneisonethatoccursinnatureandaman-madecloneisonethatisprocuredthroughhumanintervention(介入,干预).Arethefollowingclonesthesame?Ifnot,whatisthedifference?NO.Thefirsttwoareman-madeclones,theresttwoarenaturalclones.2001cloningcattle2002cloningcats2005cloningdogsReadingSkimming___Cloninghastwomajorusesandsuccessfulclone.___(definition)Cloningisawayofmakinganexactcopyofanotheranimalandplant___TheeffectofDolly.___People’sreactiontocloninghumanbeings.___TheproblemsofDolly.21453Thirdreading-----Trueor“False1.Cloningmeansmakingachildofanotheranimalorplant.2.Gardenerscanmakealotofmoneybycloningplants.3.Cloninganimalsisascomplicatedascloningplants.FTF4.Dollythesheepwasthefirstsuccessfulcloneofamammal.5.Naturalcloneshappeninanimalsaswellasinplants.TTCloningisawayofmakinganexactcopyofanotheranimalandplant.Whatiscloning?Ithappensbothin______andin_______.Ithastwokinds:plantsanimalsNaturalcloneMan-madeclonePara1Thedefinitionofcloning1.Howmanymajorusesdocloninghave?Firstly,…commercial…Secondly,…research…2.WhenwasthecloningofDollythesheepborn?Para21996ThemajorusesandproceduresofcloningAtfirst,thefactthatDollydeveloped______inanaturalwaywas__________.Later,thenews_____shelivedforsixyears,halfthelengthofthelifeofthe______onewas__________.Finally,theproblemthatoccurredtothescientistswasthataclonedanimallives_____________theoriginalone.Para3TheproblemsofDollynormallyencouragingorginalthataslongas/shorterthan/longerthandisturbingshorterthanTheword“controversial”inpara4probablymeans____________.A.complicatedB.arguableC.importantPara4TheimpactofDollyTrueorfalse:1Peoplefearedthatcloningevilleaderswoulddoharmtotheworld.2Alltheresearchintohumanbeingswillbeforbidden.3Somecountrieswillusecloninginawiseway.Para5People’sreactiontocloningHumanbeings.Manygovernmentsforbadereserchintohumanbeings.theauthordoesnotstateanypersonalopinionaboutcloning.A.Objective(befair)B.Negative(beagainstit)C.Positive(beinfavorofit)Thewriter’sattitudetowardscloningBecause_________________________________________________________________Challengeyourself1.Inthesecondparagraph,theword“straightforward”means____.A.uncomplicatedB.honestC.frankD.difficult2.Whatisthewritingstyle?A.Expositive(说明性的)B.Descriptive(描述性的)C.Argumentative(议论性的)D.Narrative(叙述性的)Problems/dangersofcloningAdvantagesofcloningAnimalclonesmaydeveloptheillnessesofolderanimals.Medicalcloningcouldproducecuresforseriousdegenerativeillnessesinhumans.Animalclonesmaydieyoungerthanthedonoranimals.Cloningplantscanproduceplantsofsimilarqualityforsale.Evilleadersmaywanttoclonethemselves.Cloningplantscanbeusefulforresearchonnewplantspecies.Therearemoralobjectionstocloninghumanbeings.Cloningcanhelpsaveendangeredanimals.Fillinthechartusingtheinformationfromthetext.ProcedureofCloningaSheepConsolidationCloneisawayofmakinganexact_______ofanotheranimalorplant.Cloninghavetwo______uses.Firstly,gardenersuseitallthetimetoproduce_____________quantities.Secondly,itisvaluableforresearchonnewplant_________andformedicalresearchonanimals.Butthroughthe_________anddeathofDolly,cloninghasalotofproblems.Ontheotherhand,weknowcloningiscontroversialinsomecountriesfor________and___________reasons.copymajorcommercialspeciesbirthmoralreligiousHomework1.Readthepassageagainandfindoutallthenounclausesinthetext.2.Writeashortpassageaccordingtothefollowingtopic.Shouldhumancloningbeallowed?
本文标题:高二英语人教版选修8_unit2_Cloning_Reading_课件
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