情态动词练习题

(完整word版)情态动词练习 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 (完整word版)情态动词练习题(完整word版)情态动词练习题情态动词情态动词有can（could）,may（might),must，haveto,shall(should，will(would),dare(dared），need（needed),oughtto等.情态动词无人称和数的变化；不能单独使用，必须与其后的动词原形构成谓语.1.can，could1)表示能力（体力、知识、技能).例如：Canyouliftthisheavybox？（体力）Marycanspeakthreelanguages.(知识)Canyouskate？（技能）此时可用beableto代替。Can只有一般现在时和一般过去式；而beableto则有更多的时态。例如：I’llnotbeabletocomethisafternoon。（一般将来时）当表示“经过努力才得以做成功某事"时应用beableto，不能用Can.如：Hewasabletogotothepartyyesterdayeveninginspiteoftheheavyrain。2）表示请求和允许。例如:-—-——CanIgonow?-—-Yes,youcan./No，youcan’t。此时可与may互换。在疑问句中还可用could,might代替，但could,might并不表示过去式,只是语气更委婉。它们不能用于肯定句和答语中。例如：—-—CouldIcometoseeyoutomorrow？-—Yes,youcan.（No,I’mafraidnot.）3）表示客观可能性(客观原因形成的能力）。例如：They'vechangedthetimetable，sowecangobybusinstead。Thishallcanhold500peopleatleast。4）表示推测（惊讶、怀疑、不相信的态度），用于疑问句、否定句和感叹句中.Canthisbetrue?Thiscan’tbedonebyhim.Howcanthisbetrue?2。may,might1）表示请求和允许。might比may语气更委婉，而不是过去式。否定回答时可用can’t或mustn’t，表示“不可以,禁止”。例如:---—Might/MayIsmokeinthisroom？--—No,youmustn't.-——-May/MightItakethisbookoutoftheroom？———Yes,youcan。(No,youcan’t/mustn’t.)用MayI.。.？征徇对方许可时比较正式和客气，而用CanI。。.?在口语中更常见.2)用于祈使句,表示祝愿。例如：Mayyousucceed!3)表示推测、可能性(不用于疑问句）.might不是过去式,它所表示的可能性比may小。例如：Hemay/mightbeverybusynow.Yourmothermay/mightnotknowthetruth.3.must,haveto1)表示必须、必要。例如：Youmustcomeintime.在回答引出的问句时，如果是否定的，不能用mustn’t（禁止,不准），而用needn't,don’thaveto（不必）。例如：--Mustwehandinourexercisebookstoday？-—-Yes,youmust。—--No,youdon’thaveto/youneedn't。2)must是说话人的主观看法,而haveto则强调客观需要。Must只有一般现在时，haveto有更多的时态形式。例如：Hisplayisn'tinteresting,Ireallymustgonow。IhadtoworkwhenIwasyourage。3）表示推测、可能性(只用于肯定的陈述句）例如：You’reTom’sgoodfriend，soyoumustknowwhathelikesbest.Yourmothermustbewaitingforyounow.4.dare，need1)dare作情态动词用时，常用于疑问句、否定句和条件从句中，过去式形式为dared.例如:HowdareyousayI’munfair?2）need作情态动词用时,常用于疑问句、否定句.在肯定句中一般用must,haveto，oughtto，should代替。例如：Youneedn’tcomesoearly。——-—NeedIfinishtheworktoday？-—-Yes，youmust./No，youneedn’t。3）dare和need作实义动词用时,有人称、时态和数的变化。在肯定句中,dare后面常接带to的不定式。在疑问句和否定句中，dare后面可接带to或不带to的不定式。而need后面只能接带to的不定式。例如：Idaretoswimacrossthisriver。Hedoesn'tdare(to)answer.5.shall,should1)shall用于第一人称，征求对方的意见.例如:Whatshallwedothisevening?2)shall用于第二、三人称，表示说话人给对方的命令、警告、允诺或威胁。Youshallfailifyoudon'tworkhard.(警告)HeshallhavethebookwhenIfinishit.（允诺）Heshallbepunished.（威胁)6.will,would1)表示请求、建议等,would更委婉.例如：Will/Wouldyoupassmetheball，please？2)表示意志、愿望和决心。例如:Iwillneverdothatagain.Theyaskedhimifhewouldgoabroad.3）would表示过去反复发生的动作或某种倾向。would表示过去习惯时比usedto正式，且没有“现已无此习惯"的含义。例如：Duringthevacation,hewouldvisitmeeveryotherday.Thewoundwouldnotheal。7。should，oughtto1）should,oughtto表示“应该"，oughtto表示义务或责任，比should语气重.Ishouldhelpherbecausesheisintrouble。Yououghttotakecareofthebaby。2）表示劝告、建议和命令。should,oughtto可通用，但在疑问句中常用should.Youshould/oughttogotoclassrightaway.ShouldIopenthewindow？3)表示推测should，oughtto（客观推测)，must（主观推测).Hemustbehomebynow.（断定他已到家）Heoughtto/shouldbehomebynow.(不太肯定)Thisiswheretheoilmustbe.（直爽）Thisiswheretheoiloughtto/shouldbe.（含蓄)一,选用can，could，may,must，shall，should,will,would,can't,mustn't，needn’t或haveto1。Thereisairaroundus,thoughtwe________seeit。2.Yourmotherisgettingbetterandbetter。You_______worryabouther。3。You_______playfootballinthebusystreet.4.“_______itbetrue?.”“Yes.It_______betrueindeed.”5.Tom_______cometothepartytonight，butI'mnotsure.6。_______youpleasefetchmesomewaterforme?7.Youngtrees________beplantedinspring。8.“Mustwehandinourexercisebookstoday？"“Yes,you______.”“No,you________。”9。“MayItakethismagazineoutofthereading-room？”“Yes,you_______。"“No，you_______。”10.PleasespeakalittleloudersothatI_______hearyou.二1。Ifyouarenotcarefulinthestreet，acar______hityou.A.canB。mayC。wouldD.must2。–MayIwatchTVnow，mum？—No,you_____。You_____doyourhomeworkfirst.A.don’t；mustB。don’t;can'tC.can’t；mustD.can’t;can3.–Mr.John，wemusthandinourworktoday,______？-No，you______.Butyoumustbringittoschooltomorrow.A。needn’twe；mustn’tB.mustn’twe;needn’tC.mustn’tyou；mustn’tD.needn’twe；needn’t4.Heisn’tintheschool。Ithinkhe______beill。A.canB.shallC。must5.Children______playontheroadorinthestreet.Itisdangerous.A.maynotB。mustn’tC.couldn’tD.needn’t6。Eventhetopstudentsinourclasscan’tworkoutthisproblem,soit_____beverydifficult.A。mayB.mustC.canD.need7。–Canyourideabike？-No，I_____。A.maynotB。can’tC。needn’tD.mustn't8。–MustIreturnthebookthismorning?—No，you_____.Butyou______returnitbeforesupper.A。needn't；mustB。mustn’t；canC.mustn’t；mayD。can’t;need9。You____togoandseethedoctorrightnow.A.mustB.shouldC.haveD.will10.Don’tplaywiththeknife。You______hurtyourself.A。mayB。shouldC。havetoD.need三,1。What_____Idoforyou,madam？A。mayB。mustC。canD。will2.You’remadethesamemistakeagain。How_____youbesocareless！A.shallB。mayC。canD.must3。   Peter_____comewithusthisafternoon，butheisn’tverysureyet.A。shallB.mayC。canD.must4.   Don’tworry!Thenews_____betrue.A.maynotB.mustn’tC.willnotD.needn't5.Thetraffic_____stopwhenthelightsareredinthestreet。A。can’tB。don’thavetoC。mustn’tD。must6。–Look！It_____bethenewheadmaster。-It_____behim。HewenttoBeijingyesterday.A.can；mustn'tB.can；can’tC.must；can’tD.must;may7.   ______Iclosethewindow?It’ssocoldhere。A.MustB。WillC。NeedD。Shall8.You___returnthebikenow.Youcankeepittilltomorrowifyoulike.A.can’tB。mustn’tC。needn’tD.maynot9。You_____yourselfaboutmoney。A。needn’tworryB。needn’ttoworryC。don’tneedworryD.needn’tbeworry10。Manypeoplewanttoseeyou。_____theywaithereoroutside?A。DoB。WillC.NeedD.Shall11.____Iaskyourname,please？A。WillB。ShallC.MayD。Must12。You_____doitevenifyoudon'twantto.A。can’tB。mustn’tC。havetoD。needn’t13.I_____likesomeonetotakemetothemuseum.A.willB.wouldC。shallD.need14.Look，whatyouhavedone!You_____morecareful。A.maybeB.hadtoC。shouldbeD。should