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1、情态动词12能力请求/允许必要性推测cancouldbeabletomaymightmusthavetoshallshouldoughtto√√√√√√√√√3can,could能力，能够(can现在could过去)CanIgotothebathroom?Idon’tknow.Youmustknowifyoucan.Thefirespreadthroughthehotelveryquicklybuteveryone__getout.(1997全国)A.hadtoB.wouldC.couldD.wasableto
2、D4区别was/wereable:付出努力并成功做到could：有潜能，但并未做到Thechemistwasopen,soluckilyI__buysomeaspirin.A.canB.wasabletoC.couldD.hadtoBHepaidforaseat,whenhe__haveenteredfree.(2005山东)A.couldB.wasabletoC.wouldD.hadtoA5可以，允许(could更委婉)Excuseme,isthisseattaken?CanIsithere?Yes,youc
3、an.推测can:只用于否定和疑问句Shecan’tbeourteacher.could：肯定、否定、疑问均可couldn’t比can’t更不确定6You__betired—you’veonlybeenworkingforanhour.(2004吉林)A.mustnotB.won’tC.can’tD.maynotC7may,might可以，允许(比can/could更正式)MayI?推测can’t>couldn’t>maynot>mightnotcould>may>might8区别：maybe，maybeThe
4、seshoes__Jim’s,Ithink.A.maybeB.maybeC.mayareD.mayisBmaybe可能maybe可能是9should，oughttoshould“应该”（义务、责任或劝告）Booksandfriendsshouldbefewbutgood.oughtto语气更强Everybodyoughttodoatleasttwothingseachdaythathehatestodo.10must,havetomust必须：主动haveto不得不：被动接受.11mustnot(mustn’t
5、)禁止MustIdo…?Yes,youmust.No,youdon’thaveto./No,youneedn’t.12Mustwefinishthejobbeforedark? No.You__leavesomepartsofittomorrow. A.mustB.mustn’t C.needD.mayD13MayIsmokehere?Ifyou__,chooseaseatinthesmokingarea.(2006山东)A.shouldB.couldC.mayD.mustD14need“需要，必须”dare“
6、敢”肯定句：need/daretodo(实意动词)否定句：needn’t/daren’tdo(情态动词)15You__tothemeetingthismorningifyouhavesomethingimportanttodo.A.needn’ttocomeB.don’tneedcomeC.don’tneedcomingD.needn’tcomeD16Ihavetodothisexperimentagain,butyou__withme.A.needtonotgoB.donotneedgoC.neednotgo
7、D.needgonotC17will,would“愿意”will（现在）would（过去）would征求意见（语气委婉）18情态动词表示猜测肯定：must>should>could>may>might否定：can’t>shouldn’t>couldn’t>maynot>mightnot19Johnny,you__playwiththeknife,you__hurtyourself.A.won’t,can’tB.mustn’t,mayC.shouldn’t,mustD.can’t,shouldn’tBI’veta
8、kensomeoneelse’sgreensweaterbymistake.It_Mary’s.Healwayswearsgreen.(05广东)A.hastobeB.willbeC.mustn’tbeD.couldbeD20情态动词+havedone(描述过去)猜测musthavedonecan’thavedonecouldhavedonemayhavedonemighthavedo
