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1、ModalVerbs 1can could 1 HecanspeakFrench Whenhewasyoung hecouldsingverywell 4 Anyonecanmakemistakes 2 Couldyouplease Boyscan twearlonghairinourclass 3 Howcanyoubesorude can beableto Lastnight thefirespreadthroughthehotelveryquicklybuteveryone getout wasableto 2may might 1 MayIuseyourpen yes youmay N
2、o youmustn t 2 Itmay mightraintomorrow 3 Mayallyourdreamscometrue 5 Canthisnewsbetrue Thiscan tbe Sheisintheoffice 4 may might aswelldo hadbetterdo最好 Thereisnothingtodo soImayaswellgotobed 3must haveto 1 Wemustworkhard Wehavetobeherebefore7 30 2 must mustn t needn t MustIwatertheflowers yes youmust
3、No youneedn t don t haveto 3 must v can t v Hemustbeatthelibrary 4dare 1情态动词dare dareddaren t Darehedoit Hedarenotdoit 2 实义动词daretodoShedaredtowalkatnight 3 Idaresay 5need 1 Youneedn tcallhim 2 NeedIcome Yes youmust No youneedn t don thaveto Shedidn tdare to 3 实义动词 sb needtodo sth needtobedonedoing
4、6will would 1 Wouldyoupassmethebook 2 Iwillneverdothatagain 3 Thiswillbethehousewearelookingfor 4 Fishwilldieoutofwater Hewouldgetupearlywhenhelivedinthecountry would usedto usedto可以表示过去的动作 现在已经不存在 Would常与表示过去的时间连用 usedto可以表示过去的状态 Iusedtogetupearly Heusedtobeaquietboy 7shall should oughtto shall 1 W
5、hatshallwedonow Shallshecomerightnow 在疑问句中 shall用于1 3人称 表示 2 Youshalldoasyourfathersays Heshallbepunished 威胁 HeshallhavethebookwhenIfinishreading 允诺 陈述句中 shall用于2 3人称 表 should 1 Theyshouldarriveat7 30 Itisnearly7o clock Heshouldbehereatanymoment 2 Youwon tbelieveheshouldbesorude HowshouldIknow 惊讶 竟然
6、会 Ifyoushouldchangeyourmind pleaseletmeknow oughtto Theyshould oughttoarriveat7 30 oughtnotto oughtn tto 1 Excuseme butIwanttouseyourcomputertotypeareport You havemycomputerifyoudon ttakecareofit A shan tB mightnotC needn tD shouldn t A 2 WhencanIcomeforthephotos Ineedthemtomorrowafternoon They bere
7、adyby12 00 A canB shouldC mightD need B 3 Oneought forwhatonehasn tdone A nottobepunishedB tonotbepunishedC TonotpunishedD notbepunished A 情态动词 havedone ShemighthavegonetoShanghai Itmusthaverainedlastnight Itcan thaverainedlastnight Youneedn thavewaitedforme Youshouldhavestartedearlier Yououghttohav
8、ehelpedhim can t couldn thavedonecouldhavedonemay mighthavedonemusthavedoneneedn thavedoneshould oughttohavedone Withsomuchworkonhand you toseethegamelastnight A mustn tgoB couldhavegoneC shouldn tgoD shouldn thavegone D 2 Therewasplentyoftime She A mustn thavehurriedB couldn thavehurriedC mustnothurryD needn thavehurried3 Acomputer thinkforitself itmustbetoldwhattodo A can tB couldn tC maynotD mightnot D A 情态动词表示推测的用法 1对现在情况的推测 肯定must may mightbe 否定can couldnotbe 2对过去事实的推测 肯定must may mighthavedone 否定can couldnothavedone 疑问can couldbe 疑问can couldhavedone 虚拟would could should might havedone
