四川省宣汉中学2014高中英语Module5CloningTheThirdPeriodListening教案外研版选修6Teachinggoals教学目标1.Targetlanguage目标语言重点词汇argument,beneficial,nature2.Abilitygoals能力目标Enablethestudentstolearnmoreaboutcloning.3.Learningabilitygoals学能目标Helpthestudentslearnhowtoknowmoreaboutgenetics.Teachingimportant&difficultpoints教学重难点Learnmoreaboutcloning.Teachingmethods教学方法Listeninganddiscussion.Teachingaids教具准备Acomputerandaprojector.Teachingprocedures&ways教学过程与方式StepIRevisionandLead-inAskthestudentstotalkaboutFrankensteinandhismonsterusingthewordsandexpressionsintheboxinEVERYDAYENGLISH.T:Inthelasttwoperiods,we’velearnedaboutahorrorfilmFrankensteininwhichthemonsterisprobablytheoriginofmoderncloningtechnology.DoyourememberhowFrankensteinmadethemonster?Nowworkinpairsandtalkaboutitusingthewordsandexpressionsinthebox.Asampledialogue:S1:Frankensteinmadeitbyusingthebonesofdeadbodies.S2:Quiteright.Inotherwords,Frankenstein’smonsterisobviouslyaclone.S1:That’sit.Andthemonsterquiteresemblesahumanbeingandisintelligentandhasemotions.S2:Frankensteinhasplannedtomakeitbeautiful,onthecontrary,themonsterisextremelyugly.Anyway,IthinkFrankensteinshouldlovehiscreationbecausehehasspentmuchtimeandeffortonitanddestroyedhishealthforit.S1:Nonsense!IfyouwereFrankenstein,wouldyouloveandstaywiththisuglything?S2:Incredible!Iwouldratherdie.S1:WhenFrankensteinseeshiscreation,hecan’tbelievehiseyes!Horroranddisgustfillshisheart.Hedoesn’twanttoseethemonsterandtocontinue,hehideshimselfinthegardenandregretshavingdonethatterriblething.S2:That’sit.IthinkFrankensteinwouldneverdoitagain.Talkaboutthepictureswiththestudents.T:About150yearsago,theAustrianmonkGregorMendelbeganthestudyofgenetics.Usingpeaplantsfromhisgarden,Mendelcrossedshortplantswithtallones,red-floweredones.Andhekepttrackoftheresults.Fromhisresults,Mendelconcludedthatlivingthingshaveamechanisminsidethemthatcontrolscertaincharacteristics.Hebelievedthatachildgetsoneofeach“mechanism”fromitsmotherandanotherfromitsfather.Mendel’sdiscoverywasthebeginningofthestoryofyouandyourgenes.Nowlookatthepictures.Thesepicturesshowwhatscientistsareworkingon.Talkaboutthepicturesandthenanswerthequestions.S1:InPicture1,twoscientistsareworkinginalab.Oneisexaminingsomethingusingamicroscope.Theotherismakingsomenotes.S2:InPicture2,wecanseeamagnifiedhumancell.S3:AgeneisshownInPicture3.S4:InPicture4,wecanseeaclonedsheeporacloneandthe“parent”.T:Whatcanwelearnfromthesepictures?S1:Wecanlearnfromthesepicturesthatscientistsareusingapartofhumancell,genestocreateaclone.Thenaskthestudentstoanswerthequestions.Sampleanswers:1.Wegetourgenesfromourparents.StepIIListeningTask1:AskthestudentstodoActivities2and3.T:Nextwearegoingtolistentoaradiodiscussionaboutcloning.Beforethat,pleasedotheExercises2and3.Sampleanswers:1.Yes.IthinkitagoodideaifIamforsomething.Forexample,IamforCrazyEnglishbecauseIthinkitagoodideatopracticeoralEnglish.2.No.Idon’tthinkitagoodideaifIamagainstsomething.3.Yes.Ioftenargueaboutsomelanguageproblemsormathproblemswithmyfriends.4.Ithinknatureshouldbemadeuseofbyhumanbeings.Forhumanbeingscandonothingwithoutmakinguseofnature.5.Ithinkcloningmaybebeneficialorhelpfultohumans.Forexample,wecansavetheendangeredanimalsbycloningthem.Task2:AskthestudentstolistentotheradiodiscussionaboutcloninganddoActivities4and5.Checktheanswers.Task3:AskthestudentstodoExercises13-14.Sampleanswers:13.Frankenstein:MaryShelly,BorisKarloff,scientist,bestsciencefictionstory,mostfamousofallhorrorfilms,Dollythesheep:mammal,clone,RoslinInstitute,Scotland,cell,eweBraveNewWorld:AldousHuxley,terrifyingfutureworld,worldgovernment,clones,Alphas,Betas,EpsilonsAcell:gene,livingmaterial,partofallplantsandanimalsAlaboratory:scientists,tube,microscope,chemicalsAgene:cell,DNA,controlthedevelopmentofthequalities,passontoalivingthingfromitsparents,enzyme,protein14.(a)BraveNewWorld;(b)Frankenstein;(c)acell,alaboratory,ageneTask4:AskthestudentstolistentotherecordinganddoExercises15,16and17.Thenchecktheanswers.StepIIIHomeworkAskthestudentstodoExercises5-8intheWORKBOOK.
