英语人教版八年级下册unit3.ppt

SectionA3Grammarfocus-4c,Revision,根据所学内容，写出下列短语。,叠衣服做菜用某人的电脑扔垃圾铺床扫地熬夜生某人的气带出去散步,foldonesclothesdothedishesuseonescomputertakeouttherubbishmakethebedsweepthefloorstayoutlatebeangrywithsb.takesb.forawalk,打扫客厅在上工作过来做家务搭车,cleanthelivingroomworkoncomeoverdothehouseworkgetaride,阅读下列句子，观察问句的用法及回答。,Keysentencestructures,Couldyou（please）+V-原形？表示委婉地提出请求,1.Couldyoupleasecleanyourroom?Yes,sure./Ofcourse./Certainly./Allright.2.Couldyoupleasedothedishes?Sorry,Icant.Ihavetodomyhomework.,Peter,couldyoupleasetakeoutthetrash?Sure,Mom.Couldyoupleasedothedishes?Sorry,Icant.Ihavetodomyhomework.,重难点点评,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could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：,Could/Can/MayIuseyourcarforaday?IwonderifIcoulduseyourcarforaday?对于、句所作允答可以各种各样，如同意可以说Yes或Sure或Certainly，还可说Yes,(do)please.或Ofcourse.(youmay/can).或Goahead,please.或ThatsOK/allright;如果不同意，可以说Imsorryyoucant.或Imreallysorry,butIhavetouseittoday.要避免说No,youcant.这样显得很不礼貌。否定回答通常用委婉语气。,DoyoumindifIuseyourcarforaday?对于句所作回答可以说Nevermind./Notatall.表“不介意”。不能用Yes./Sure./Ofcourse./Certainly.等。无论肯定还是否定应答中，要避免使用could，要用can或may。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,youcouldnt.而要说Yes,youcan.或Sorry./No,youcant.,CouldIpleaseuseyourcomputer?Sorry,Imgoingtoworkonitnow.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./Certainly./OK./Great./Well./Goodidea./Iagree.等。否定回答有Sorry/No,youcant.等。,MakeupdialoguesusingthesentencesinGrammarFocuswithyourpartner.,A:Couldyoupleasetakethedogforawalk?B:OK,butIwanttowatchoneshowfirst.,a.Yes,hereyouare.b.Hmm.Howmuchdoyouneed?c.Yes,sure.Noproblem.Ifinishedreadingitlastnight.d.Yes,butdontcomebacktoolate.e.No,Icant.IcutmyfingerandImtryingnottogetitwet.,4aWriteRforrequestsandPforpermission.Thenmatcheachonewiththecorrectresponse.,1._CouldIhangoutwithmyfriendsafterthemovies?出去玩2._Couldyoupleasepassmethesalt?3._CouldIborrowthatbook?4._Couldyouhelpmedothedishes?5._Couldyoulendmesomemoney?,P,P,R,R,R,d,a,c,e,b,borrow和lendborrow和lend都有“借”的意思，但它们的含义和用法有所不同。borrow表示“借入”，即把本来不属于自己的东西借来暂时使用，常与介词from连用。如：Youcanborrowabookfromthelibrary.lend表示“借出”，即把属于自己的东西借给别人暂时使用，常与介词to连用，也可以跟双宾语。如：HesgoingtolendhisbiketoTom.Youmustntlendothersmypen.,4bFillintheblanksintheconversation.,A:Ihateto_chores.B:Well,Ihatesomechorestoo,butIlikeotherchores.A:Really?Great!_Iaskyouto_mewithsomechoresthen?B:Whatdoyouneedhelpwith?A:_youplease_myclothesforme?B:Idontwanttodothat!Itsboring!,Could,fold,help,do,Could,A:OK.Then_you_dothedishesforme?B:Sure,noproblem.But_wegotothemoviesafterthat?A:Sure.Illfinishmyhomeworkwhileyouhelpmewiththedishes.Thenwecangotothemovies.,please,could,could,hate用作动词，与like意义相反，意为“憎恨，厌恶，不喜欢”，其后可接名词、代词、动词的-ing形式以及动词不定式等。e.g.Lilyhatesmice/them.Jimhatedexercisingwhenhewasyoung.Ihatetodothelaundrynow.,Ifwearehavingacampingtrip,whatshouldwedobeforethetrip?,Discussion,Whatshouldwedobeforethetrip?,buysomedrinks,buysomefood,takeabigcloth,bringatent,takeanumbrella,takearubbishbag,bringacamera,preparesomeprograms,4cMakealistofthingsyourgroupneedstodoforacampingtrip.Thendiscusswhowilldothemandcompletethechart.,Groupwo