八年级上册第九单元英语课件

Unit9Canyoucometomyparty?Canyoucometomyparty?Sure,I’loveto.Sorry,Ican’t.Ihavetoplaysoccerwithmyfriends.（一般跟在Sorry,Ican’t.的后面）Whycan’tyoucometotheparty?Ihavetostudyforatest.Ihaveapianolesson.Iamgoingtothemovies.Hehasaconcert.Whycan’the/shecometotheparty?Heisplayingbasketball.Shehastovisitheraunt.A:Canyoucometomyparty?B:Sure,I`dloveto.Sorry,Ican`t.Ihaveto……Canyoucometomyparty?Sorry,Ican’t.Ihavetogotothedoctor.Canyoucometomyparty?Sorry,Ican’t.Ihavetennistrainingwiththeschoolteam.Canyoucometomyparty?Ihavetogoingfishingwithmygrandpa.Ihavetobabysitmysister.Ihavetostudyformytest.1aMatchthewordswiththepictures.Listenandwritethenames(Tim,Kay,AnnaandWilson）nexttothecorrectstudentsinthepictureabove.1bTimKayAnnaWilsonA:CanyoucometomypartyonSaturdayafternoon?B:Sure,I’dloveto.C:Sorry,Ican’t.Ihaveprepareforanexam.D:I’msorry,too.Imustgotothedoctor.1cGROUPWORKYouarethestudentsinthepicture.StudentA,invitethreestudentstoyourparty.StudentsB,CandD,giveanswers.Canyoucometomybirthdayparty?Sure,I’dloveto.I’msorry,Ican’t.Ihavetogotothedoctor.Excuseme,canyoucometomydancingparty?Certainly,I’dloveto.Sorry,Ican’t.Ihavetostudyforatest.Tom:Hey,Jeff,canyoucometomyChristmasparty?Jeff:Whenisit?Tom:It’sonSaturday,December24,atsixo’clock.Jeff:Great!I’dloveto.Tom:Howaboutyou,Lucy?Lucy:Iamsorry,Ican’t.Iamgoingtothemovieswithmyfamily.Canyoucometo……?A:Cantheyplayfootballwithus?B:Whenisit?A:It’sonSundayafternoon.B:Sure,they’dlovetoYes,theycan.B:No,theycan’t.TheyhaveanEnglishtest.Theyarevisitingtheirteachers.Theyhavetodotheirhomework.1.can的用法（１）表邀请。若接受邀请，回答为：OK./Allright./Sure./Ofcourse./Certainly./Yes(Sure),I’dlove(like)to.若不接受邀请，回答为：Sorry,Ｉcan’t.(+原因)Canyoucometotheparty?Yes/Sure,I’dlove/liketo.Sorry,Ican’t.Ihavetohelpmyparents.其他表邀请的句型:1)Could/Will/Wouldyoucometotheparty?2)Wouldyoulike/lovetocometotheparty?3)Ihopeyoucometotheparty.4)Pleasecometotheparty.5)How/Whataboutcomingtotheparty?（２）表能力“能，会”否定句can’t不能Hecanswim,butIcan’t.（３）在否定句，疑问句中表示“不可能”或“一定不”Canhecome?No,hecan’tcome.2.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和数的变化,而haveto有。它的第三人称单数为“hasto”，过去时为hadto,如：Heshouldstudyhard.他应该好好学习。Hehastostudyhard.他不得不好好学习。（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？Hecan’tgowithus.他不能和我们一起去。而“haveto”要加助动词do,hasto要加助动词does，还原havetohadto要加助动词did，还原haveto才可能完成其疑问、否定句。haveto强调客观上需要做某事，即表示外界条件的需要不得不做某事，含有“客观所迫”的意味，它有人称和数的变化，可用于多种时态中，否定式为“不必”。must强调说话者主观上认为必须做某事，含有“主观判断”的意味，它的否定式意为“禁止，不允许”。Ifonegetsill,he’llhavetoseeadoctor.Shehastogotoschoolbybus.Wemustgotoschoolontime.---MustIfinishthehomeworknow?---Yes,youmust./No,youneedn’t(don’thaveto).Youmustn’tplayfootballintheclassroom.Ihavetohelpmyparents.我不得不帮助我的父母。helpsb.withsth.或helpsb.(to)dosth.上一句我们可以说：Ihavetohelpmyparentswiththehousework.或说Ihavetohelpmyparents(to)dothehousework.1.Jeffcan/can’tgototheparty.2.Marrycan/can’tgototheparty.3.Maycan/can’tgototheparty.4.Claudiacan/can’tgototheparty.5.Paulcan/can’tgototheparty.Circle“can”or“can’t”2aListening2bListenagain.Whocan’tgototheparty?Why?Completethechart.NamesReasons’tgoandwhy.Reasons:1.Toomuchhomework2.havetotakepartinthefootballmatch3.havetolookafterhislittlesister4.havetovisithisgrandparentsPairworkA:Hey,Dave.CanyougotothemoviesonSaturday?B:I’msorry.I’mnotavailable.Ihavetoomuchhomeworkthisweekend.A:That’stoobad.Maybeanthertime.B:Sure,Joe.Thanksforasking.2dRole-playtheconversation.Jeff:Hey,Nick,canyoucometomyhouseonSaturday?MycousinSamfromXi’anisgoingtobehere.Nick:Oh,Sam!Irememberwewentbikeridingtogetherlastfallwhenhevisitedyou.Jeff:Yes,that’sright.Nick:I’dlovetocome,butI’mafraidIcan’t.IhaveanexamonMondaysoImustprepareforit.Jeff:That’sreallytoobad!Oh,butSamisn’tleavinguntilnextWednesday.CanyouhangoutwithusonMondaynight?Nick:Sure!CatchyouonMonday!1.That’stoobad.太遗憾了。表示遗憾或同情。2.Maybeanothertime.也许换个时间吧。或Maybenexttime.也许下一次吧3.another/theother/others/theothers1)anotheranother+n.(单数)三者中或无范围的另一个Thiscoatistoobig.Pleaseshowmeanotherone.2)theotherone…,theother…一个是……,另一个是......,表示两者中的另一个Ihavetwopens.Oneisblack,theotherisred.ExplanationCanyoucometomypartyonSaturday?Sure,I’dloveto.Sorry,Imuststudyforamathtest.Canyougotothemoviestomorrownight?Sure.Thatsoundsgreat.I’mafraidnot.Ihavetheflu.Canhegototheparty?No,hecan’t.Hehastohelphisparents.Canshegotothebaseballgame?No.she’snotavailable.Shemustgotothedoctor.Cantheygotothemovies?No,they’renotfree.Theymighthavetomeettheirfriends.3aCompletetheanswerswithmightandoneofthephrasesinthebox.watchTVontheweekendmycousinvisitmygrandparentspracticetheviolin:(can/playtennis)________________________________________________Accepting:________________________2.Inviting:(wouldliketo/gotothemovies)Reason:(mighthaveto)______________________________Refusing:Canyoucometoplaytennis?Sure,thatsoundsgreat.wouldyouliketogotothemovies?I’mafraidnot.Ihavetoomuch