成都专版八年级英语上册Unit9CanyoucometomypartySectionAGrammarFocus-3c教学人教新目标版.ppt

Period2SectionA(GF-3c),Unit9Canyoucometomyparty?,学习目标,Keywords&phrases:invite，accept，refuse，studyforamathtest，ontheweekend，practicetheviolinKeysentences:1.CanyoucometomypartyonSaturday?Sure，Idloveto./Sorry，Imuststudyforamathtest.2.Canshegotothebaseballgame?No，shesnotavailable.Shemustgotothedoctor.Make,acceptanddeclineinvitations.,A:Canyoucometomybirthdayparty?B:Sure,Idloveto.,birthdayparty,Review,A:Canyougototheconcert?B:Imsorry,Icant.Ihavetoprepareforanexam.,gototheconcert,prepareforanexam,A:Canyougotothemovies?B:Imsorry,Icant.Ihavetogotothedoctor.A:Canhegotothemovies?B:No,hecant.Hehastogotothedoctor.,gotomovies,gotothedoctor,A:Canyougotothezoo?B:Sorry,Icant.Ihavetohelpmyparents.A:Canhegotothezoo?B:No,hecant.Hehastohelphisparents.,gotothezoo,helpmyparents,A:Canyouplaycomputergameswithme?B:Sorry,Icant.Ihavetogotothebaseballgame.A:Canheplaycomputergameswithme?B:No,hecant.Hehastogotothebaseballgame.,playcomputergames,gotothebaseballgame,A:Canyouplaysoccerwithme?B:Sorry,Icant.IhavetowatchTV.A:Cansheplaysoccer?B:No,shecant.ShehastowatchTV.,playsoccer,watchTV,Accept(接受)invitations:,Sure/Yes/Ofcourse,Idloveto.Certainly,Idliketo.,Decline(拒绝)invitations:,Imsorry,Icant.Ihavetolookaftermygrandmother.Ihavetostudyforamathtest.Iamgoingshoppingwithmyfriend.,Canyou.?意为“你能吗？”，可用于邀请别人或委婉地请求某人去做某事。其肯定回答常用Sure,Idlove/liketo.，否定回答常用Imsorry,Icant./Sorry,Icant.等。如：-Canyougotothebaseballgame?你能去参加棒球比赛吗？-Imsorry,Icant.对不起，我不能。,Explanation,Presentation,情态动词haveto与其他的情态动词如can,may,must和should不同。（1）这4个情态动词没有人称的变化,而haveto有。它的第三人称单数为“hasto”。You/Heshouldstudyhard.你/他应该好好学习。Hehastostudyhard.他不得不好好学习。,haveto的用法,（2）这4个情态动词在一般疑问句中将它们放在句首,在否定句中直接在他们后边加not即可。,我们以can为例:Canhegowithus?他能和我们一起去吗？Hecantgowithus.他不能和我们一起去。而haveto要加助动词do,does或did才可能完成其疑问、否定句。,试将下面三句话分别写成1）一般疑问句，并作肯定回答。2）否定句。a.Theyhavetogototheparty.Dotheyhavetogototheparty?Yes,theydo.Theydonthavetogototheparty.b.Hehastogotoseethedoctor.Doeshehavetogotoseethedoctor?Yes,hedoes.Hedoesnthavetogotoseethedoctor.c.Shehadtostudyforamathtestyesterday.Didshehavetostudyforamathyesterday?Yes,shedid.Shedidnthavetostudyforamathyesterday.,haveto与must,二者都有“必须”之意，但haveto表示“客观上的需要”，有人称和时态的变化，否定形式为dont/doesnt/didnthaveto(没必要)；must表示“主观上的要求”，无人称和时态的变化，否定回答一般用neednt或donthaveto(不必)。mustnt表示“禁止”。如：Wehavetowearwarmclothesinwinter.冬天我们不得不穿上暖和的衣服。(客观需要)ImustfinishmyhomeworkfirstbeforeIwatchTV.看电视前我必须先完成作业。(主观要求),比一比,Youdonthavetotellhimaboutit.你不一定要把此事告诉他。Youmustnttellhimaboutit.你一定不要把这件事告诉他。MustIbehomebeforeeightoclock?8点之前我必须回家吗？Yes,youmust./No,youneednt./No,youdonthaveto.是的，必须回家。/不，不必。,watchTVontheweekendmycousinvisitgrandparents,Completetheanswerswithmightandoneofthephrasesinthebox.,3a,1.A:WhatareyougoingtodoonSaturday?B:Imnotsure.Imight_2.A:Whatareyouplanningtodoafterschool?B:Idontknow._,visitmygrandparents,ImightwatchTV.,3.A:Whenwillyoufinishthesciencehomework?B:_4.A:Whoareyougoingtothemovieswith?B:_5.AreyoufreetocometomyplaceonSaturday?B:_,watchTVontheweekendmycousinvisitgrandparents,Idontknow.Imightfinishitonweekend.,Imnotsure.Imightgowithmycousin.,Imnotsure.Imighthavetopracticetheviolin.,3b,Completethesentencesbelow.Usethewordsinbracketstohelpyou.,1.Inviting:_(can/playtennis)Accepting:_2.Inviting:_(wouldliketo/gotothemovies)Refusing:_Reason:_(mighthaveto),CanyouplaytennisonSaturday?,Sure.Thatsoundsgreat.,WouldyouliketogotothemoviesonFriday?,Sorry,Icant.,Imighthavetogooutwithmyparents.,3.Inviting:_(can/hangoutwithustonight)Refusing:_Reason:_(must)4.Inviting:_(wouldliketo/cometomybirthdayparty)Accepting:_,Canyouhangoutwithustonight?,Sorry,Imnotfree.,Imuststudyforatest.,Wouldyouliketocometomybirthdayparty?,Sure.Idloveto.,invitev.邀请Themaninvitedmyfathertogofishingwithhimthismorning.这个男人今天上午邀请我爸爸和他一起去钓鱼。Iinvitedhimtomyhouseyesterday.我昨天邀请他来我家。Hewillnotcomewithoutyourinvitation.没有你的请柬他是不会来的。“邀请某人干某事”为invitesb.todosthinvitesb.to后也可跟名词。invite的名词是invitation,Languagepoints,3c,Writedowneverythingyouhavetodonextweek.Chooseadayandtimetohaveaparty.Theninviteclassmatestoyourparty.,A:Canyoucometomyparty?B:Whenisit?A:Nextweek,onThursdaynight.B:Imsorry.Ihavetostudyforamathtest.,Sum