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1、Unit2SportseventsUnit2SportseventsGrammarandusageGrammarandusageModalverbscan/could表能力表能力(1)Idontthinkhecansolvetheproblemwithoutanyhelp.(2)Canyouhelpmetoworkoutthismathsproblem?oughtto/should1.表示义务表示义务,“应该应该”,用于各种人称用于各种人称 Youshouldrespectyourparents. YoushouldntspendmuchtimesurfingtheInternet.2.表示推
2、测，表示推测，“想必，估计想必，估计”的意思。的意思。IfTomstartstoday,heshouldcompletetheprojectintime.3.shouldshouldnthavedoneIshouldhavestudiedhardlastyearbut YoushouldnthavetoldDavidwhatMiketoldyou.4.在表示建议在表示建议,命令命令,要求动词后用虚拟语要求动词后用虚拟语气。气。1)MyfriendssuggestedthatI(should)payavisittoshanghainextmonth.2)Thechairmandemandedth
3、atwe(should)solvetheproblematonce.5.表示惊讶表示惊讶,忧虑忧虑,惋惜等感情色彩。惋惜等感情色彩。Iamreallysurprisedthatheshouldtalktohisparentsthatway.Roseshouldturnhimdown.haveto/musthaveto表客观需求表客观需求must表主观愿望表主观愿望 Ihavetofinishtheworkbefore7oclock. WemustmakeeveryefforttoprotecttheEarth. Youmustworkhardtoachieveyourlifegoal.Make
4、suggestions提出建议提出建议Shallwe/I/He/She/Theyturnintheprojecttoday?Shall常用于第一常用于第一,三人称三人称,表示征求对表示征求对方意见。方意见。A:Shallhecomein?B:OK.can/beabletocan的形式只有的形式只有can;could两种两种beableto有各种时态：有各种时态：am/is/areableto;was/wereableto;have/hasbeenableto等等can一般指一个人的能力一般指一个人的能力beableto经过努力后而达到的一定程经过努力后而达到的一定程度（度（succeedind
5、oingmanagetodo）Mybrothercanplaytabletennis.Mybrotherisabletodiveunderwaterfor10minutes.shall/willshall表达表达诺言诺言;will表示表示决心决心决定决定意愿意愿1)Takeiteasy.Youshallbeofferedajobinthiscompany.2)Mikewillsparenoefforttostudy.mustntneedntmustnt“禁止禁止,不许不许”语气强烈语气强烈neednt“不需要不需要,没有必要没有必要”1)Youmustntmissthespeechtobede
6、liveredtomorrow.Itsofgreatimportance.2)Youneedntdothatifyoudontwantto.3)Mustwecleantheclassroom?Yes,youmust./No,youneednt.4)Itisafive-minutewalkfromthestationtomyhouse.Youneednthavetakenataxi. (However,youdidtakeataxi.)Haveatry!1.Mynewdictionaryismissing.Who_havetakenit?A.shouldB.mustC.wouldD.could2
7、.Excuseme.IsthistherightwaytotheSummerPalace?Sorry,Iamnotsure.Butit_be.A.mightB.willC.mustD.can3.There_beanydifficultyinpassingthefinalexaminationsinceyouhavemadeenoughpreparationsinthetrainingcourses.A.needntB.shouldntC.mustntD.shant4.Wouldyouliketostayforanothertwodays?Sorry,I_.Oneofmybestfriendsi
8、scomingtoseeme.A.mustntB.cantC.needntD.wont5.MayIsmokehere?Ifyou_,chooseaseatinthesmokingsection.A.shouldB.couldC.mayD.must6.Whatdoesthesignoverthereread?Noperson_smokeorcarryalightedcigarette,cigarorpipeinthisarea.A.willB.mayC.shallD.must7.John_hisfatherabouthisfailureintheexam.A.daresnottellB.dare
9、snottellingC.darenottellD.daresnottotell8.Wouldyouhelpmewithmycomputer?Itisbroken.Certainly,I_.A.wouldB.shouldC.willD.can9.We_finishitaheadoftime,thoughitwassuchatoughtask.A.couldB.wouldC.wereabletoD.oughttoPractice:1._IwaterthetreesonTuesday?No,youneednt.A.CanB.MustC.MayD.Shall2.I_suchamistakeagain
10、.A.shallnevermakeB.maynevermakeC.canneverdoD.needBA3._Iturnontheradio?Youdbetternot.Itisnoisyenoughinthisroom.A.ShallB.MustC.NeedD.Do4.Sincetheroadiswetthismorning,_lastnight.A.itmustrainB.itmusthaverainedC.itmustberainedD.itmusthavebeenrainedAB5.They_thatfar;buttheystoppedtohaveasnackontheway.A.mig
11、htbegoneB.neededgoC.couldhavegoneD.oughthavegone6.You_getdownthebusuntilthebushasstopped.A.cantB.needntC.mustntD.dontCC10江苏I havent got the reference book yet, but Ill have a test on the subject next month. Dont worry. You_ have it by Friday. A. could B. shall C. must D. may B【2011江苏卷,34】I left my h
12、andbag on the train, but luckily someone gave it to a railway official. How unbelievable to get it back! I mean, someone _ it. A. will have stolen B. might have stolen C. should have stolen D. must have stolenB【2012江苏卷】28.Days later, my brother called to say he was all right, but say where he was. A
13、. mustntB. shouldnt C. wouldnt D. mightntC【2012全国新课程】30. I _ use a clock to wake me up because at six oclock each morning the train comes by my house. A. couldnt B. mustnt C. shouldnt D. needntD【2012北京卷】33. We _ the difficulty together, but why didnt you tell me? A. should face B. might face C. coul
14、d have faced D. must have facedC【2012江西卷】22We have bought so much food now that Suzie wont be with us for dinner. Amay not Bneednt Ccant Dmustnt B【2012重庆卷】25.-_you interrupt now? Cant you see Im on the phone? -Sorry Sir, but its urgent. A. Can B. Should C. Must D. WouldC【2012辽宁卷】24. One of our rules
15、 is that every student _wear school uniform while at school. A. might B. could C. shall D. willC【2012四川卷】19. I got close enough to hear them speaking Chinese, and I said “Ni Hao ” just as I _ do in China. A. must B. might C. can D. should B归纳总结shall1.Shall用于一、三人称疑问句用于一、三人称疑问句征求对方意见征求对方意见2用于二、三人称陈述句用
16、于二、三人称陈述句表命令、表命令、警告、允诺、威胁或法律条文规警告、允诺、威胁或法律条文规定等定等Must 归纳总结一）表示必须要做的事一）表示必须要做的事:必须必须二）用于指二）用于指偏要、硬要偏要、硬要（令人令人不快的事常用于疑问句或条件不快的事常用于疑问句或条件句）句）三）用于表肯定的猜测三）用于表肯定的猜测四）禁止四）禁止(否定句否定句)归纳总结：归纳总结：Should 一）应该，表示责任、义务一）应该，表示责任、义务Accordingtotheairtrafficrules,youshouldswitchoffyourmobilephonebeforeboarding.二）竟然、（二
17、）竟然、（从句中）从句中）惊奇、怀疑、不满惊奇、怀疑、不满(expect,think,believe等词后）等词后）委婉委婉客气客气（第一人称（第一人称）惊讶、埋怨惊讶、埋怨（二、三人称）（二、三人称）万一（万一（if从句中）从句中）1.）Itsapitythatheshouldbesocareless.(竟然竟然)2.）Ineverexpectthatyoushouldhavecomehere.(惊奇惊奇)3.）Ishouldadviseyounottodoit.(委婉委婉客气客气)4.）Whoshouldcometoseeyouwhenyouareintrouble!(埋怨埋怨)5.）If
18、youshouldchangeyourmind,pleaseletmeknow.(万一万一)三）三）表示合理的推测表示合理的推测Thevideoshouldbeveryinteresting,inwhichyoucanseeforeignersmakingJiaoziduringtheSpringFestival.四）四）if引导的虚拟条件句中，从句中只可出现引导的虚拟条件句中，从句中只可出现should.ShouldIhavetime,Iwouldgotherewithyou.五）要求，命令和请求含义的动词后，接宾语从五）要求，命令和请求含义的动词后，接宾语从句，从句中谓语句，从句中谓语“shoulddo”,should可以省可以省略略TomsuggestedthatI(should)gothereatonce.六）六）shouldhavedone本应该做但是本应该做但是没做（均有责备的含义）没做（均有责备的含义）shouldnthavedone本不应该做但是本不应该做但是做了做了Youshouldhavestudiedhard.Homework:1.ReadthebookfromPage28toPage31.2.FinishtheexercisesonPage100inWB.3.PreviewtheTaskpart.
