Unit5Unit5ItmustbelongtoItmustbelongtoCarlaCarla本单元内容本单元内容•LearntomakeinferenceLearntomakeinference•SomeimportantphraseSomeimportantphraseLearntomakeinferenceLearntomakeinference•能用来表示推测的情态动词能用来表示推测的情态动词Must,might,could,may,can’tMust,might,could,may,can’t确信程度大小:确信程度大小:mustmust〉〉may>mightmay>might肯定和否定的推测:肯定和否定的推测:mustmust(肯定)(肯定)can’tcan’t,,couldn’tcouldn’t((否定)否定)Whosenotebookisthis?ItmustbeNing’s.IthashernameonitWhoseguitaristhis?ItmightbelongtoAlice.Sheplaystheguitar.Whatcanthetwoboysbewatching?Youcangoandaskthem,buttheymaynotansweryou.WhoseT-shirtsisthis?Itcan’tbeJohn’s.It’smuchtoosmallforhim表示推测的情态动词小结1.Can用在否定句或疑问句中时表示说话人的“推测”和“不确定”例如:1.Wherecanhebe?2.Itmaybetheheadmaster.No,itcan’tbehim.Hehasgonetoshanghai.Could也有怀疑和不确定的意思(在否定句中和疑问句中)例如:1.Atthetime,wethoughtthestorycouldbetrue.2.Hecouldn'tbeabadman2.May表示说话人的猜测,认为某一事情“或许”或“可能”发生。Theremaybeaterriblestorminthefollowingfewdays.Might表示推测时,不表示时态。只表示可能性更小。Hemightbeathome.3.must用在肯定句中表示较有把握的推测,意为“一定”。Hemustbeworkingathome.must表示对已发生的事情的推测时,must要接完成式.Theroadiswet.ItmusthaverainedlastnightSomeexcises1.Ididn’thearthephone.I___asleep.A.mustbeB.musthavebeenC.shouldbeD.shouldhavebeen2.Mary____beinParis.Isawherintownonlyafewminutesago.A.mustn’tB.shouldn’tC.can’tD.maynot3.Peter____comewithustonight,butheisn’tverysureyet.A.mustB.mayC.canD.will4.Ithoughtyou____likesomethingtoread,soIhavebroughtyousomebooks.A.mayB.mightC.couldD.must重要词组1.Ifyouhaveanyideawhereitmightbe,pleasecallme.2.nomore和no…anymore的区别3.IthinkIdroppeditduringtheconcertssoitmightstillbeinthesymphonyhall4.However,thesedays,strangethingsarehappeninginourneighborhoodandeveryoneisunhappy.Ifyouhaveanyidea….=Ifyouknow….意思是:如果你知道any用于if引导的条件从句中,有“若干的,有多少”的意思e.g.Ifyouhaveanytime,I’dliketotalkwithyou.Nomore与not…anymore的区别二者都是表示“不再”,“再没有”,nomore要用在谈数量或程度,not…anymore用在谈时间时。E.g.Thereisnomorebread.(指数量)He’snomoregeniusthanIam。(指程度)Hedoesn’tlivehereanymore。(指时间)During的用法1.用在已知的时期、节日或表示时间观念的名词前e.g.duringthesummer,duringmyholidays,duringourstayinJapan.意思为:“当…之际”既可指某一动作在某个时期内连续不断的发生,也可指某个动作在这一时期内的某一时间发生:e.g.Itsnowedalldaybutstoppedsnowingduringthatnight.However和thesedaysHowever是转折连词,与but意义相同,但however是较正式的说法。例如:IknowhowtopronouncetheEnglishword,howeverIcan’twriteit.Thesedays意思是:最近,近几天