九年级英语_Unit5公开课课件_人教新目标版[1]

Whatdotheydo?They’restudentsIfyouareastudent,youmuststudyhard.Yesorno?Ifyouareastudent,youmustfinishyouhomeworkerontime.Yesorno?情态动词：must,can,could,may,might.情态动词+动词的原形Eg:Wemustdoourhomework.Unit5ItmustbelongtoCarla.SectionAGuessinggamesWhatdoesshedo?Shecould/mightbea/an______Shemustbeateacher.teacher\nurse.Whatdoeshedo?Hecould/mightbea______Hemustbeadoctor.worker\famer\doctorHeisadoctor.GrammarFocus表示推测的情态动词在英语中，表示对某件事物的确定程度，即表示推测的时候，我们通常会用到以下情态动词.(情态动词+动词的原形)must,can,could,may,might.(肯定)can’t,couldn’t.(否定)must一定，肯定（100%的可能性）might,could有可能，也许（20%~80%的可能性）can’t不可能，不会（可能性几乎为零）Whosefootballisit?ItJim’s.Helovesplayingfootball.might\couldbeWhosebackpackisit?ItAnn’s.Ithashernameonit.Annmustbe=belongto(sb.)属于某人besb.’s是某人的=ItmustbelongtoAnnWhoseviolinisit?ItZhangFan’s.sheplaystheviolin.could/mightbeJohnNo,itisn’t.It()John’s.It’stoosmallforhim.IsthisT-shirtJohn’s?can’tbeLookandguess.Whoisshe?Shecan’tbeGuoJingjing.Shemight/couldbeWangNan.ShemustbeZhangYining.?Oh,yes.SheisZhangYining.can’t在此表示猜测，译为“不可能”，后接动词原形。might/could在此表示猜测，译为“也许，可能”，后接动词原形。must在此表示猜测，译为“肯定，极可能”，后接动词原形。肖勇Whosenotebookisthis?Why?Becausehisnameisonthebook.ItmustbelongtoXiaoYong.=ItmustbeXiaoYong’s.Whoseskirtisthis?JaneMikeItbelongtoJane.ItbelongtoMike.Becausesheistheonlywomanhere.can’tmustWhy?Whoseskirtisthis?JaneMikeMissYangMissYangItcouldbeItmightbelongtoJane’s.MissYang’s.Jane.MissYang.Itcan’tbeMike’s.belongtoMike.Whoseisthis?Itcan’tbesb’s.Itmustbesb’s.Itcould/mightbesb’s.belongtosb.…belongtosb.belongtosb.-Whosebookisthis?(=ItmustbelongtoMary)Bush-It______beMary’s.BecauseHemingwayisherfavoriteauthorPairwork:JohnTonymustHemingway：[‘ɔ:θə]作家，作者JohnTony-Whosefootballisthis?-Itcould\mightbe(could\mightblongto)JohnandTony’s.Theylikeplayingfootball.Jim-Whosebikeisthis?-Itcould\mightblongbeJim.Herideshisbikeeverymorning.1a:lookatthepictureandfillinthechartCloth-ingFunthingsKitchenthingshatvolleyballplateT-shirtjacketToycarmagazineCDbookcuppicnic：['piknik](自带食物的)郊游野餐1bPersonJane’slittlebrotherMaryCarlaDengWenGraceThingVolleyballToycarMagazineBookCDReasonHemingwayisherfavoriteauthor.Shelovesvolleyball.Hewastheonlylittlekidatthepicnic.Shealwayslistenstoclassicalmusic.Helovescats.Listenandmatcheachpersonwithathingandareason.1.–Whoisthemanoverthere?IsitMrLi?--NO,it___behim.MrLiismuchtaller.A.mustn’tB.havetoC.can’t2.Mary____beinParis.Isawherintownonlyafewminutesago.A.mustn’tB.shouldC.can’t3.Peter____comewithustonight,butheisn’tverysureyet.A.mustBcan.C.might4.Ithoughtyou____likesomethingtoread,soIhavebroughtyousomebooks.A.can’tB.couldn’tC.mustCCCC1Theredbicycle________beHu’s.Shehasabluebicycle.Acan’tBmustheCmightDcould2She____beverytiredbecausesheworkedallthenight.AcanBmustCneedDmustn’t3–Whoseisthiswatch?IsitKate’s?-I’mnotsure.It____behers.AmayBcan’tCmustDshould4–WhereisyourEnglishteacher-She____inheroffice.AmustbeBmightbeCcan’tbeDmight5Thispairofshoes____beLily’sIt’stoobigforhim.Acan’tBcouldCmightDmust情态动词must,might,could,can’t后接动词原形,可以表示对现在的情况的推测.1.Words:2.Sentence:belong,belongto,author,hairband---Whosebookisthis?---Itmust/could/might/can’tbeMary’s.Itmust/could/might/can’tbelongtoMary.3.must表示非常肯定的猜测.100%的可能性might/could表示有可能的猜测.20%~80%的可能性can’t表示肯定不可能.可能性几乎为零