SectionAGrammar-3b

Unit9Canyoucometomyparty?,SectionA2Grammarfocus-3c,Canyouplaysoccertomorrowafternoon?,Sure.Idloveto.,Imafraidnot.Ihavetheflu.,CanKategofishingtomorrowmorning?,No,shecant.Shemustprepareforthemathexam.,CanLindahangoutonSaturdayafternoon?,No,shesnotavailable.Shehastohelphermom.,CanNickandPetergohikingtomorrow?,No,theyarenotfree.Theymighthavetovisittheirgrandparents.,GrammarFocus,1.星期六你能来我的聚会吗？_you_tomypartyonSaturday?2.当然，我乐意去。Sure._.3.对不起，我必须为数学考试而学习。Sorry,I_amathtest.4.明天晚上你能去看电影吗？_you_tothemovies_night?,Grammarfocus,Idloveto,Cancome,muststudyfor,Cango,根据课本内容，完成下列句子。,tomorrow,5.当然可以，听起来很棒。_,that_.6.恐怕不行，我得了流感。Im_not.Ihavethe_.7.他能去聚会吗？_he_totheparty?8.不能。他得帮助他的父母。No,he_.He_tohelphisparents.9.她能参加棒球比赛吗？_shegotothebaseball_?,Suresoundsgreat,afraidflu,Cangame,Cango,canthas,10.不，她没有空。她必须去看医生。No,shes_.She_tothe_.11.他们能去看电影吗？_they_tothe_?12.不，他们没有空。他们可能必须去见朋友。No,theyrenot_.They_meettheir_.,notavailable,godoctor,tofriends,Cangomovies,free,must,mighthave,can用于表示“_”，如：汤姆会骑马。_Canyou?表达“_”，答语：同意用_不同意用_如：恐怕不行，我要去探望我的姑姑。_,Grammar,Tomcanrideahorse.,Imafraidnot.Ihavetovisitmyaunt.,能，会,邀请或建议,Sure,Idloveto.,Sorry,Icant.I或Imafraidnot.Ihaveto,1.invitev.邀请,e.g.Idliketoinviteyoutodinner.我想邀请你吃晚饭。,e.g.Theydidntaccepthismoney.他们没有接受他的钱。,2.acceptv.接受,NewWords,3.refusev.拒绝,e.g.Thegirlrefusedhisinvitation.女孩拒绝了他的邀请。,watchTV,ontheweekend,mycousin,visitmygrandparents,practicetheviolin,1.A:WhatareyougoingtodoonSaturday?B:Imnotsure.Imight_.2.A:Whatareyouplanningtodoafterschool?B:Idontknow._.,3a,Practice,Completetheanswerswithmightandoneofthephrasesinthebox.,watchTV,Imightpracticetheviolin,3.A:Whenwillyoufinishthesciencehomework?B:_.4.A:Whoareyougoingtothemovieswith?B:_.5.A:AreyoufreetocometomyplaceonSaturday?B:_.,Imightfinishitontheweekend,Imightgowithmycousin,Sorry.Imightvisitmygrandparents,1.Inviting:_(can/playtennis)Accepting:_2.Inviting:_(wouldliketo/gotothemovies)Refusing:_Reasons:_(mighthaveto),Completethesentencesbelow.Usethewordsinbracketstohelpyou.,3b,Canyouplaytenniswithus?,Sure.Idloveto.,Wouldyouliketogotothemovies?,ImafraidIcant.,Imighthavetoprepareforthemathexam.,3.Inviting:_(can/hangoutwithustonight)Refusing:_,Reason:_(must)4.Inviting:_(wouldliketo/cometomybirthdayparty)Accepting:_,Canyouhangoutwithustonight?,Sorry.Icant.,Imusthelpmymomathome.,Wouldyouliketocometomy,birthdayparty?,Sure.Idloveto.,表示邀请的句型:(你能来参加我的聚会吗?),Canyoucometomyparty?,Couldyoucometomyparty?,Wouldyouliketocometomyparty?,接受邀请:拒绝邀请:,Sure,Idlove/liketo.,Imsorry,Icant.Ihaveto/ImV-ing,Task总结,Exercise,A:Hey,Bob.1._B:Imsorry.Ihavetohelpmyparents.A:2._.Howaboutyou,LingLing?Canyoucometomyparty?L:3._A:OnSaturdayafternoon.L:Oh,no,Icant.4._A:Thatstoobad.5._.L:Sure!Thanksforasking.,A.Thatstoobad.B.Canyoucometomyparty?C.Areyougoingshoppingwithme?D.Maybeanothertime.E.Ihavetostudyforatest.F.Whenisit?G.Idloveto.1._2._3._4._5._,B,A,F,E,D,DailyExercises对于别人的邀请，你可能有不同的原因和理由表示谢绝，记住下面的原因和理由，并且翻译成汉语。-Canyoucometomyparty?-ImsorryIcant.I_.1.havetogotomyguitarlesson2.havetogotoplaysoccer3.havetoomuchhomework4.havetogotothedoctor5.havetostudyforatest6.haveapianolesson7.havetogotomycousinsbirthdayparty8.amnotfeelingwell,情态动词主要有：may/might,can/could,must,haveto,shall/should,will/would,oughtto,need,dare,usedto。,Grammarfocus,情态动词can以及haveto的用法。其特征主要有：,1.不能独立作谓语，只能和动词原形一起构成谓语，表示说话人的语气和情态。2.没有人称和数的变化。(haveto除外)3.否定形式：在其之后加not(haveto除外)。疑问形式：情态动词提到主语之前(haveto除外)。,现在着重学习情态动词can以及haveto的用法。其特征主要有：,can为情态动词,在本单元中表示请求,用于发出邀请，后跟动词原形。当同意接受对方的邀请时,常用Sure,Idloveto./Certainly./Ofcourse.等来回答；若不接受,常用Sorry等来有礼貌地拒绝,一般情况下需要说明不能接受邀请的原因以表示歉意。,Canyoucometomybirthdaypartytomorrow？明天你来参加我的生日聚会，好吗？Sorry,Icant.Iamgoingtovisitmygrandpa.很抱歉，我来不了，我要去看我爷爷。,1.can/may都可表示“许可”。may用于较正式、客气的场合，而can比较随便（口语）。Youmay/cansmokehere.Thepolicemansaysyoucantparkhere.,(2)May/CanI/we?表示征询对方许可。Canyou?表示请求。MayIuseyourphone?Yes,youmay./Yes,please./No,youmaynot./No,youmustnt./Imafraidnot.,(3)can还可表示“能力”、“能够”Youcanswim,cantyou?No,Icant.Icantpromiseanything,butIlldowhatIcan.,2.might/could分别为may和can的一般过去时，分别表示过去的“许可”、“可能”和“能力”、“能够”等。Iwasafraiditmightrainthatafternoon.(过去可能)Heaskedifthenewscouldbetrue.(过去可能)(Canthenewsbetrue?),表示更委婉、更客气的请求。Might/CouldIaskyouonemorequestion?Yes,ofcourseyoumay/might/can/could.Couldyouhelpmewiththeseboxes?OfcourseIcan./Withpleasure.,3.can/beabletocan=am/is/areableto=shall/willbeabletoNoonecandoit.=Nooneisabletodoit.Canyoucometonight?=Willyoubeabletocometonight?,(2)could表示过去的技能、本能;was/wereableto表示过去某一具体场合经过努力而做成某事。IcouldswimwhenIwassix.Hestartedlate,buthewasabletocatchtheeightoclocktrain.,4.haveto的意思是“必须、不得不”,往往强调由于客观原因而必须做某事。haveto后接动词原形；haveto有人称、数和时态的变化,其第三人称单数形式为hasto,其疑问形式和否定形式要借助于助动词do或does来完成。例如：,Wehavetolookafteroursisterathome.我们不得不在家照顾我们的妹妹。Doeshehavetogetupearlytomorrowmorning?明天早上他必须早起吗？Idonthavetostayathometoday.今天我不必呆在家里。,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”如：Heshouldstudyhard.Hehastostudyhard.,2)这4个