Lesson43教案

wide，wide，through，must)LanguageFocus:LearnhowtousemeasurementandthePassiveVoicewithmodalauxiliariesTeachingProcedures:IShowingtheteachingaimsIIRevisionCheckthestudents’retellingIIILeadinginLetthestudentslookatthefollowingsentencesPaymoreattentiontotheunderlinedwords1Peterisonemetreseventytall2Theroomistenmetreslong3Thewindowis3metreswide4Thehillis50metreshigh5Thewellis4metresdeepAskthestudentstotellthestructurePointoutthepositionoftheadjectiveattheendofthesentenceagainIVPracticeDoExercise1inthestudentsbooksReadthroughthephrasesintheboxes，thenwritedowntheanswersForExercise2，warm，made，Fillintheblanks，andmakeuptruesentencesbythemselvesThenchecktheanswerswiththewholeclassLetthestudentsdosometranslationexercisesVPresentationRevisetheinstructionforplantingtrees，wide3deep，long，using“should”and“must”(not+be+pastparticiple)ThentellthestudentsthatwecanusethePassiveVoiceinthesamewayGivethemsomeexamples1Thehomeworkmustbedone2Thefishmustbecooked3Thebooksshouldbereturnedtomorrow4Thetreemustbetiedtothestick5TheholeshouldbedugfirstLetthemrepeatthesentencesPointouttheuseofmust/should+PassiveVoiceThenhelpthestudentschangethesentencesintotheActiveVoiceandmakesuretheycanunderstandthedifferencebetweentheActiveandPassiveVoiceForinstance:Weshouldplantmanymoretrees(Active)Manymoretreesshouldbeplanted(Passive)ThePassiveVoiceisusedwhenitisnotnecessarytomentionthedoeroftheactionVIPracticeGetthestudentstomakeupsentencesusingthewordsintheboxesDoExercise2andExercise3Firstdothefirstoneasanexample，andmakeupsentencesCollectsomeexamplesfromthewholeclassVIIWorkbookDoExercise1orallyfirst，doittogetherTheanswersare:1think2long，more，stopped，all，deep4high/tall，high/tall5tallForExercise3，inExerciseinclassPutthesesentencesintothePassiveVoice1Youmustfinishyourworktoday2Theycanrepairtheroadintwohours3Weshouldntlaughatthatpoorchild4Cantheyplanttreesinthatplace?5TheymaygrowsomeflowersinthegardenAnswers:1Yourworkmustbefinishedtoday2Theroad