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1、第3单元课题Unit3Couldyoupleasecleanyourroom?SectionA(3)课时安排共（5）课时环节一Step1Revision根据所学内容，写出下列短语。foldone’sclothes,dothedishes,useone’scomputer,takeouttherubbishmakethebed,sweepthefloor,stayoutlate,beangrywithsb.,takesb.forawalkStep2Presentation阅读下列句子，观察问句的用法及回答。CouldIgooutfordinnerwithmyfriends?Sure,t
2、hatshouldbeOK.Couldwegetsomethingtodrinkafterthemovie?No,youcan’t.Youhaveabasketballgametomorrow.Couldyoupleasetakethedogforawalk?OK,butIwanttowatchoneshowfirst.Couldyoupleasetakeouttherubbish?Yes,sure.4课中作业抢答词语foldone’sclothes,dothedishes,useone’scomputer,takeouttherubbishmakethebed,sweepthefl
3、oor,stayoutlate,beangrywithsb.,takesb.forawalk环节二Step3GrammarCouldyou（please）+V-原形？表示委婉地提出请求1.Couldyoupleasecleanyourroom?Yes,sure./Ofcourse./Certainly./Allright.2.Couldyoupleasedothedishes?Sorry,Ican’t.Ihavetodomyhomework.在表示请求帮助或请求允许的疑问句中，常用could代替can，以表示礼貌，委婉或不确定的语气，而can则不具备这些语气。这种情况下不能把coul
4、d看作can的过去式。以上两句中用could是为了表示礼貌的请求。表示请求帮助或请求允许时，除了can,could之外，还可以用may，句子的表达方式也各有不同，可以用不同的方式来表示同一个概念。例：①Could/Can/MayIuseyourcarforaday?②IwonderifIcoulduseyourcarforaday?因为应答须用确定的语气。而could在表请求的问句中是为了表示礼貌或委婉语气，用在应答中则成了不确定语气，与情理不符。所以应答中不说Yes,youcould.或No,youcouldn’t.而要说Yes,youcan.或Sorry./No,youcan’t
5、.4—CouldIpleaseuseyourcomputer?—Sorry,I’mgoingtoworkonitnow.—Well,couldIwatchTV?—Yes,youcan.CouldI/youplease…？表示一种有礼貌的请求或提议，其后连接原形动词，比Canyou/I…？语气更委婉。类似句型有：Wouldyoulike+sth./todosth.?MayI+dosth.?Shallwe+dosth.?Wouldyoumind+sth./doingsth.?What/Howabout+sth./doingsth.?肯定回答有Sure./Ofcourse./Certain
6、ly./OK./Great./Well./Goodidea./Iagree.等。否定回答有Sorry…/No,youcan’t.等。1)让一名学生读每个句子的内容。告诉学生们用自己的真实想法来完成句子。2)可以先让学生们看大屏幕的图片提示，来发表自己的打算。3)让学生们自主发挥，造句子。环节三Step4PracticeMakeupdialoguesusingthesentencesinGrammarFocuswithyourpartner.A:Couldyoupleasetakethedogforawalk?B:OK,butIwanttowatchoneshowfirst.4aWri
7、teRforrequestsandPforpermission.Thenmatcheachonewith4thecorrectresponse.4bFillintheblanksintheconversation.课中作业：4a,4b环节四Step5DiscussionIfwearehavingacampingtrip,whatshouldwedobeforethetrip?课后作业设计：Writealettertoyourfriendtoaskhim/h
