单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*Unit9Canyoucometomyparty?SectionA1a-1cA:Canyouswim?B:Yes,Ican./No,Ican’t.A:Canyouplayfootball?B:Yes,Ican./No,Ican’t.表示能力的回答LanguageGoals:MakeinvitationsDeclineinvitationsacceptinvitationsTalkaboutobligationsabirthdaypartyA:Canyoucometomybirthdayparty?B:Sure,I’dlove\liketo.接受邀请的回答WorkinpairsA:Canyoucometomybirthdayparty?B:Sure,I’dlove\liketo.A:Canyoucometomybirthdayparty?B:Sorry,Ican’t.Ihaveto…拒绝邀请的回答helpmyparents.WorkinpairsA:Canyoucometomybirthdayparty?B:Sorry,Ican’t.…自由操练可参考图片Ihavetoprepareforanexam.Explanation1.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)eg.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eg.Hecanswim,butIcan’t.Howlongcanyoustayunderwater?（３）在否定句，疑问句中表示“不可能”或“一定不”eg.Canhecome?No,hecan’tcome.（他会来吗？不，他不能来．）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。试将下面三种话分别写成（1）一般疑问句，并做肯定回答。（2）否定句。1:Theyhavetogototheparty.Dotheyhavetogototheparty?Yes,theydo.Theydon’thavetogototheparty.2：Hehastogotoseethedoctor.Doeshehavetogotoseethedoctor?Yes,hedoes.Hedoesn’thavetogotoseethedoctor.3：Shehadtohaveapianolessonyesterday.Didshehavetohaveapianolessonyesterday?Yes,shedid.Shedidn’thavetohaveapianolessonyesterday.2 .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”。eg.Ifonegetsill,he’llhavetoseeadoctor.Shehastogotoschoolbybus.Wemustgotoschoolontime.---MustIfinishthehomeworknow?---Yes,youmust./No,youneedn’t(don’thaveto).Youmustn’tplayfootballintheclassroom.3.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.4.have构成的短语1)．havearest/look/swim/walk2)．haveameeting/class/lesson/drink（喝一杯饮料）/party3)．havebreakfast/lunch/supper(dinner)/meals4)．haveagoodtime/havefun(in)doingsth.5)．haveatry试一试6)．havesthon 穿戴着（不可用进行时）＝bewearingeg.Buthehasnothingon.可他什么也没穿。7)．have/let/makesb.dosth.=getsb.todosth.让某人做某事8)．havesth.done 请／叫某人做某事 eg.Ihavethestudentsanswermyquestions.我让学生回答我的问题。 Timwillhavehishaircuttomorrow.Tim明天要去理发。CanyouA:Canyoucometomybirthdayparty?B:Sorry,Ican’t.…Ihavetheflu.=Ihaveacold.=Icatchacold.CanyouA:Canyoucometomybirthdayparty?B:Sorry,Ican’t.…Ihavetogotothedoctor.CanyouA:Canyoucometomybirthdayparty?B:Sorry,Ican’t.…IhavetomeetmyfriendTodaywehavelearnthowtosay“yes”or“no”tosomeone’sinvitationandgiveareason.1)Canyou…?常用于发出邀请.在口语也用wouldyouliketo…?Couldyou…?2)Sure,I’dloveto.这是对邀请的肯定回答,表示接受邀请.Sure用于口语,相当于Certainly,yes.3)Sorry,Ican’t.是对邀请的否定回答。Haveto“不得不,必须”,三单用hasto.SummaryA:Canyoucometomyparty?B:I’msorry.Ihavetohelpmymom.A:Canyouplaytennis?B:Sure,I’dloveto.Canyou…A:Canyoucometomyparty?B:Sure,I’dloveto.A:Canyougotothemall?B:I’msorry.I’mgoingtothemovies.Canyou…1a.Matchthewordswiththepictures.Matchthewordswiththepictures[a-e]prepareforaneaxmmeetmyfriendhavetheflugotothedoctorhelpmyparents1.Prepareforanexam_______2.helpmyparents_______3.gotothedoctor______4.meetmyfriend_______5.havetheflu_______Checktheanswers!bcdea1bListenandwritethenames(Tim,Kay,AnnaandWilson)nexttothecorrectstudentsinthepicture.TimAnnaKayWilson1.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.Languagepointshttp://zhdduya100.taobao.com/2.invitev.邀请invitesb.tosth.e.g.Lucyinvitesmetoherparty.TheSmithsinviteustodinner.invitationn.邀请,邀请书e.g.makeaninvitationacceptaninvitationdeclineinvitationThanksforyourinvitation!http://zhdduya100.taobao.com/3.I’msorry,I’mnotavailable.真抱歉，我没有空。此句中的available表示“有空；不忙；有时间交谈或聊天”，其后还可用todo引出具体的事情。例如：Areyouavailabletomorrowmorning?明天早上你有空吗？I’mafraidI’mnotavailabletohelpwiththeschoolshowonthe19th.我怕是没空来帮着准备学校19号的演出了。http://zhdduya100.taobao.com/4.IhaveanexamonMondaysoImustprepareforit.周一有考试，所以我必须为其做准备。一、prepare用作及物动词时  1). prepare sth.表示“准备......”，后接名词或代词作宾语e.g. Our English teacher was preparing the lessons when I came into the office.我进办公室时，我们的英语老师在备课。 http://zhdduya100.taobao.com/当宾语是食物之类的东西时，可译为“制；做” e.g.Mother was preparing dinner in the kitchen while Father was watching TV.妈妈在做饭，而爸爸在看电视。  2). prepare sb. sth.表示给......准备......，也可转换为prepare sth. for sb. e.g.She prepared us a nice breakfast.= She prepared a nice breakfast for us. 她给我们准备了可口的早餐。http://zhdduya100.taobao.com/ 3). prepare sb. for sth.表示“使某人对某事有所准备”例如：She said so because she wanted to prepare her father for the bad news.她这样说因为她想使爸爸对那个坏消息有准备。  4). prepare to do sth.表示“准备做......”