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1、Unit9 Canyoucometomyparty?SectionALanguageGoals:MakeinvitationsDeclineinvitationsacceptinvitationsTalkaboutobligationsWhatdoyouusuallydoonweekends?Iusuallyhelpmyparents.Lead-inWhatdoyouusuallydoonweekends?Iusually___________________(准备考试）prepareforanexamIusuallymeetmyfri
2、endsWhatdoyouusuallydoonweekends?Sorry.I_____________(患流感).Ihavetogotothedoctor.Let’sgohikingtomorrow.havetheflu1a.Matchthewordswiththepictures.1.prepareforanexam_______2.helpmyparents_______3.gotothedoctor______4.meetmyfriend_______5.havetheflu_______Checktheanswers!bcd
3、eaHaveabirthdaypartyA:Canyoucometomybirthdayparty?B:Sure,I’dloveliketo.Sorry,Ican’t.Ihavetohelpmyparents.A:Canyoucometomybirthdayparty?WorkinpairsB:Sure,I’dloveliketo.Sorry,Ican’t.IhavethefluandIhavetogotothedoctor.A:Canyougotothemovieswithme?helpmyparents.B:Sorry,Ican
4、’t.Ihaveto…prepareforanexam1bListenandwritethenames(Tim,Kay,AnnaandWilson)nexttothecorrectstudentsinthepicture.TimAnnaKayWilson1c.GroupworkA:CanyoucometomypartyonSaturdayafternoon?B:Sure,I’dloveto.C:Sorry,Ican’t.Ihavetoprepareforanexam.D:I’msorry,too.Imustgotothedoctor.A
5、:Canyouswim?A:Canyouplayfootball?can表示能力的回答B:Yes,Ican./No,Ican’t.B:Yes,Ican./No,Ican’t.can和haveto的用法1.can可以表示能力,意思是“能,会”,在过去式中用could。2.can还可以表示请求许可,在这一用法中,can和could都可用于现在,但could比can语气更加委婉。can(could)用在一般疑问句中表示请求许可时,其肯定回答一般为“Sure,I’dloveto.”或“Yes,please.”；否定回答通常为“Sorry,Ica
6、n’t.”。3.haveto意为“必须,不得不”,与must意义相似,但must强调人的主观意识,而haveto强调客观的必要。haveto变否定时要借助于助动词do,表示“不必”。4.can和haveto后面都接动词原形。can没有人称和数的变化,而haveto有。用can或haveto的适当形式填空。1.________(can)youswimwhenyouwere8yearsold?2.—___________(can)Iuseyourbike? —Sure!3.MrSmith_________(cannot)beatsc
7、hool.HeleftforShanghaithismorning.CouldCan/Couldcan’t4.Tom____________(haveto)leavebecausehedoesn’thavehisIDcardwithhim.5.You____________(nothaveto)doyourhomeworknow.hastodon’thaveto2a.Listenandcirclecanorcan’t.1.Jeffcan/can’tgototheparty.2.Marycan/can’tgototheparty.3.Ma
8、ycan/can’tgototheparty.4.MeiLingcan/can’tgototheparty.5.Paulcan/can’tgototheparty.namesreasonsJeffJeffm
