教学设计完整版：Cloning

Unit5Cloning教学设计（第3课时）三维目标 1.ToreviewwhatSslearntlastperiod.2.TogetSstomastersomenewwords.3.ToenableSstoknowsomeskillsoflistening.4.ToenableSstolearnmoreaboutcloning.andhelpSslearnhowto重点 Trainthestudents’listeningandspeakingability.难点 1.Howtohelpthestudentstomastertheusefulexpression.Howtohelpthestudentsfinishthetaskoflisteningandspeaking.教具 Ablackboard,atape-recorderandmultimedia教学过程Step1RevisionChecktheanswerstotheReadingexercisesintheWorkbook.ThengiveSssomeinstructions.Step2VocabularystudyPurpose:ToenableSstolearnmoreaboutcloningandgenetics.1.GroupworkLetSslookatthepicturesonpage45andanswerthequestionsinActivity1.2.IndividualworkStep3ListeningPurpose:TodevelopSs’listeningability.1.Pre-listeningAskSstoreadthesentencesinActivity3onP45,andsaywhichoftheargumentsareforcloningandwhichareagainstcloning.WriteF(for)orA(against).2.While-listening(1)Listentoaradiodiscussionaboutcloning.ChecktheargumentsfororagainstcloningthatarementionedinActivity3.SuggestedAnswers:①、√②、√③、√④、√⑤×⑥×AskSstolistenagainandfillinthetable.Presenter’sopinions HughD’SopinionsClonedanimalscomefromoneparentonly,becausescientiststakealltheir_______from________parent.Itsoundsthatit’seasytoclonesomething.Therearestillmanydifficultiesincloning.Clonedanimalsoftenget________and_______quiteyoung·Manypeoplebelievethatcloningis______nature.Ithinkcloningwillbebeneficialtohumanbeings，anditwillbeawayofhelpingnature._______believesthatcloningtreatsanimalsandpeopleasthingsandproducts.Idon’tthinkso.I’mworriedaboutonedayscientistswill________oftheperson.Cloningisbeneficialtohumanbeing.Forinstance,wecanhaveanotherchildifachild_____________,andwecanevenclonesomeanimals____________.Step4EverydayEnglishPurpose:ToletSsknowsomeusefulphrases.1.IndividualworkGetSstomatchthesewordsandexpressionsintheboxwiththeirmeaningsinActivity1onP47.SuggestedAnswers：(1)obviously(2)to(3)inotherwords(4)Incredible!(5)onthecontrary(6)Nonsense!(7)That’sit.2.PairworkAskSstofinishtheconversationinActivity2onP47.SuggestedAnswers：(1)Onthecontrary(2)Tocontinue(3)That’sit(4)Nonsense(5)Obviously(6)Inother