Unit2SportseventsGrammarandusageUnit2SportseventsGrammarandusageModalverbscan/could表能力(1)Idon’tthinkhecansolvetheproblemwithoutanyhelp.(2)Canyouhelpmetoworkoutthismathsproblem?oughtto/should1.表示义务,“应该”,用于各种人称●Youshouldrespectyourparents.●Youshouldn’tspendmuchtimesurfingtheInternet.2.表示推测，“想必，估计”的意思。IfTomstartstoday,heshouldcompletetheprojectintime.3.should\shouldn’thavedone●Ishouldhavestudiedhardlastyearbut…●Youshouldn’thavetoldDavidwhatMiketoldyou.4.在表示建议,命令,要求动词后用虚拟语气。1)MyfriendssuggestedthatI(should)payavisittoshanghainextmonth.2)Thechairmandemandedthatwe(should)solvetheproblematonce.5.表示惊讶,忧虑,惋惜等感情色彩。●Iamreallysurprisedthatheshouldtalktohisparentsthatway.●Roseshouldturnhimdown.haveto/musthaveto表客观需求must表主观愿望●Ihavetofinishtheworkbefore7o’clock.●WemustmakeeveryefforttoprotecttheEarth.●Youmustworkhardtoachieveyourlifegoal.Makesuggestions提出建议Shallwe/I/He/She/Theyturnintheprojecttoday?Shall常用于第一,三人称,表示征求对方意见。A:Shallhecomein?B:OK.can/beabletocan的形式只有can;could两种beableto有各种时态：am/is/areableto;was/wereableto;have/hasbeenableto等can一般指一个人的能力beableto经过努力后而达到的一定程度（succeedindoing\managetodo）●Mybrothercanplaytabletennis.●Mybrotherisabletodiveunderwaterfor10minutes.shall/willshall表达诺言;will表示决心\决定\意愿1)Takeiteasy.Youshallbeofferedajobinthiscompany.2)Mikewillsparenoefforttostudy.mustn’t\needn’tmustn’t“禁止,不许”语气强烈needn’t“不需要,没有必要”1)Youmustn’tmissthespeechtobedeliveredtomorrow.It’sofgreatimportance.2)Youneedn’tdothatifyoudon’twantto.3)Mustwecleantheclassroom?Yes,youmust./No,youneedn’t.4)Itisafive-minutewalkfromthestationtomyhouse.Youneedn’thavetakenataxi.(However,youdidtakeataxi.)Haveatry!1.Mynewdictionaryismissing.Who____havetakenit?A.shouldB.mustC.wouldD.could2.—Excuseme.IsthistherightwaytotheSummerPalace?—Sorry,Iamnotsure.Butit____be.A.mightB.willC.mustD.can3.There____beanydifficultyinpassingthefinalexaminationsinceyouhavemadeenoughpreparationsinthetrainingcourses.A.needn’tB.shouldn’tC.mustn’tD.shan’t4.—Wouldyouliketostayforanothertwodays?—Sorry,I_____.Oneofmybestfriendsiscomingtoseeme.A.mustn’tB.can’tC.needn’tD.won’t5.MayIsmokehere?Ifyou__,chooseaseatinthesmokingsection.A.shouldB.couldC.mayD.must6.—Whatdoesthesignoverthereread?—Noperson_____smokeorcarryalightedcigarette,cigarorpipeinthisarea.A.willB.mayC.shallD.must7.John____hisfatherabouthisfailureintheexam.A.daresnottellB.daresnottellingC.darenottellD.daresnottotell8.—Wouldyouhelpmewithmycomputer?Itisbroken.—Certainly,I____.A.wouldB.shouldC.willD.can9.We____finishitaheadoftime,thoughitwassuchatoughtask.A.couldB.wouldC.wereabletoD.oughttoPractice:1.—__IwaterthetreesonTuesday?—No,youneedn’t.A.CanB.MustC.MayD.Shall2.I_____suchamistakeagain.A.shallnevermakeB.maynevermakeC.canneverdoD.needBA3.—_____Iturnontheradio?You’dbetternot.Itisnoisyenoughinthisroom.A.ShallB.MustC.NeedD.Do4.Sincetheroadiswetthismorning,_____lastnight.A.itmustrainB.itmusthaverainedC.itmustberainedD.itmusthavebeenrainedAB5.They_____thatfar;buttheystoppedtohaveasnackontheway.A.mightbegoneB.neededgoC.couldhavegoneD.oughthavegone6.You_____getdownthebusuntilthebushasstopped.A.can’tB.needn’tC.mustn’tD.don’tCC〖10江苏〗—Ihaven’tgotthereferencebookyet,butI’ll...
