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1、Unit3Unit3Couldyoupleasecleanyourroom?SectionA3Grammarfocus-4cLearningobjects:1掌握情态动词could的两大功能：（1）couldforpoliterequest礼貌地提出请求：Couldyou（please）+V-原形？（2）couldforpermission委婉地获取许可：CouldI/we+V-原形？CouldIgooutfordinnerwithmyfriends?Sure,thatshouldbeOK.Couldwegetsom
2、ethingtodrinkafterthemovie?No,youcan’t.Youhaveabasketballgametomorrow.Couldyoupleasetakethedogforawalk?OK,butIwanttowatchoneshowfirst.Couldyoupleasetakeouttherubbish?Yes,sure.阅读下列句子，观察问句的用法及回答。3c.Decidewhethertheunderlinedwordsinthesentencesareverbsornouns.Then
3、writeanothersentenceusingtheunderlinedwordintheotherform.Couldyoutakethedogforawalk?(noun)2.CouldIwatchoneshowfirst?(noun)Iwalkedhomefromschool.(verb)Let’sshowapicturetoyou.(verb)巩固强化对词性的辨识和运用3.Ican’tworkallday.(verb)4.YouwatchTVallthetime.5.“Whathappened?”shea
4、skedinsurprise.It’sdifficulttofindworkinthiscity.(noun)Howmuchisthatwatch?(noun)Thenewssurprisedeveryone.(verb)(Verb)(noun)KeysentencestructuresCouldyou（please）+V-原形？表示礼貌地地提出请求1.Couldyoupleasetakeouttherubbish?Yes,sure./Yes,Ican./Ofcourse./Certainly./Allright./
5、Noproblem.2.Couldyoupleasetakethedogforawalk?OK,butIwanttowatchoneshowfirst./Sorry,Ican’t.Ihavetodomyhomework./I’mgoingtodomyhomework./I’mafraidIcan’t.IhavetodomyhomeworkCouldI/we+V-原形？表示委婉地获取许可1CouldIgooutfordinnerwithmyfriends?Sure,thatshouldbeOK./Yes,youcan.
6、/Yes,please.等2Couldwegetsomethingtodrinkafterthemovie?No,youcan’t.Youhaveabasketballgametomorrow./Sorry,youcan’t./I’mafraidyoucan’t.(然后说明理由)等MakeupdialoguesusingthesentencesinGrammarFocuswithyourpartner.A:Couldyoupleasetakethedogforawalk?B:OK,butIwanttowatchone
7、showfirst.a.Yes,hereyouare.b.Hmm.Howmuchdoyouneed?c.Yes,sure.Noproblem.Ifinishedreadingitlastnight.d.Yes,butdon’tcomebacktoolate.e.No,Ican’t.IcutmyfingerandI’mtryingnottogetitwet.4aWriteRforrequestsandPforpermission.Thenmatcheachonewiththecorrectresponse.1.___C
8、ouldIhangoutwithmyfriendsafterthemovies?出去玩2.___Couldyoupleasepassmethesalt?3.___CouldIborrowthatbook?4.___Couldyouhelpmedothedishes?5.___Couldyoulendmesomemoney?PPRRRdaceb口
