语法专题1.考点点击:情态动词主要用来表示说话人的看法、态度等,它是每年高考必考内容.2.命题热点:情态动词的基本用法,表示态度、推测的用法以及在虚拟语气中的运用.3.考查形式:主要体现在听力理解、单项填空和完形填空中.(1)--CouldIborrowyourbook?--Yes.Ofcourseyou____.(2)--Wouldyouliketodoitforme?--Yes.I______________.(3)--Musthegetreadynow?--No,he__________________________.(1)对现在或将来情况推测：must+动词原形,只能用于肯定;否定和疑问分别用can’t和can。--Isn’tthatAnn’shusbandoverthere?--No,it_______behim---I’msurehedoesn’twearglasses.can’tB.mustnotC.won’tD.maynot*must-should/oughtto–may-might/could+do可能性依次减弱Seewho’sthere!_______itbeMary?A.MayB.MustC.CanD.will(2)对过去情况推测：must(may,might)+完成时只能用于肯定句。can’t/couldn’t和can/could+完成时分别用于否定和疑问句。--Therewerealreadyfivepeopleinthecarbuttheymanagedtotakemeaswell.--It____acomfortablejourney.()A.can'tbeB.shouldn'tbeC.mustn'thavebeenD.couldn'thavebeenHemustbereading,____he?Youmustdoityourself,____you?Hemusthavegoneoverthearticle,______he?Itmusthaverainedlastnight,_____it?wouldneedusedtododaremustn’tdon’thaveto=needn’tmay/mightaswelldosth.不妨…;还是…为好改错:Luckily,theycouldescapefromtheburninghousewiththefiremen’shelp.She_____outaloneatnight.()A.darenottogoB.daresnotgoC.doesn’tdaretogoD.doesn’tdaresgo1)用于第一人称表将来。2)用于一,三人称疑问句,表征求对方意见或向对方请求。3用于二、三人称，表示保证、承诺、威胁、警告。Youshallbepunishedifyougoondoingitthisway.(表示警告)IshallgotoworkafterIhavefinishedschool.(表示将来)--Shallhecomein?--Comein,please.(表示征求对方意见)Tom’sfatherpromised,“You___haveanewcomputerifyoupassthecomingexamination,”()A.canB.shouldC.shallD.may1）表示“预测、可能”2）表示说话人的感情(惊奇、愤怒、失望等)“竟然”翻译:Theyshouldbeherebynow.Youcan’timaginethatthewell-educatedgentlemanshouldbesorudetoalady.------WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.-----They_____bereadyby12:00.()A.canB.shouldC.mightD.needYououghttohavehelpedhimwithhisEnglish,____you?A.won’tyouB.oughtnotyouC.shouldn’tyouD.wouldn’tyou1）对过去情况推测。肯定:must/may/mighthavedone否定:can’t/couldn’t/maynot/mightnothavedone疑问:can/couldhavedone…?Jenny____withhimatthattime,forIwashavingdinnerwithherinmyhome.()A.can’thavebeenB.mu