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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 2 Sports events,Grammar and usage,Modal verbs,can/could,表能力,(1)I dont think he,can,solve the problem without any help.,(2),Can,you help me to work out this,maths,problem?,ought,to/should,1.,表示义务,“,应该”,用于各种人称,You,should,respect your parents.,You,shouldnt,spend,much,time,surfing,the,Internet.,2.,表示推测，“想必，估计”的意思。,If Tom starts today,he,should,complete the project in time.,3.should shouldnt have done,I should have studied hard last year but,You,shouldnt have told,David what Mike told you.,4.,在表示建议,命令,要求动词后用虚拟语气。,1)My friends suggested,that I,(should),pay a,visit to shanghai next month.,2)The chairman demanded that we,(should),solve the problem at once.,5.,表示惊讶,忧虑,惋惜等感情色彩。,I am really surprised that he,should,talk to his parents that way.,Rose,should,turn him down.,have to/must,have,to,表客观需求,must,表主观愿望,I,have,to,finish the work before 7,oclock.,We,must,make every effort to protect the,Earth.,You,must,work hard to achieve your life goal.,Make,suggestions,提出建议,Shall,we/I/He/She/They turn in the project today?,Shall,常用于第一,三人称,表示征求对方意见。,A:,Shall,he come in?,B:OK.,can/be able to,can,的形式只有,can;could,两种,be able to,有各种时态：,am/is/are able to;was/were able to;have/has been able to,等,can,一般指一个人的能力,be able to,经过努力后而达到的一定程度（,succeed in doingmanage to do,）,My brother,can,play table tennis.,My brother,is able to,dive under water for 10 minutes.,shall/will,shall,表达,诺言,;will,表示,决心,决定,意愿,1)Take it easy.You,shall,be offered a job in this company.,2)Mike,will,spare no effort to study.,mustnt neednt,mustnt “,禁止,不许”语气强烈,neednt “,不需要,没有必要”,1)You,mustnt,miss the speech to be delivered tomorrow.Its of great importance.,2)You,neednt,do that if you dont want to.,3),Must,we clean the classroom?Yes,you,must,./No,you,neednt.,4)It is a five-minute walk from the station to my house.You,neednt have taken,a taxi.,(,However,you did take a taxi.),Have a try!,1.My new dictionary is missing.,Who_have,taken it?,A.should B.must C.would D.could,2.Excuse me.Is this the right way to the Summer Palace?,Sorry,I am not sure.But,it_be,.,A.might B.will C.must D.can,3.,There_be,any difficulty in passing the final examination since you have made enough preparations in the training courses.,A.needntB.shouldnt,C.mustntD.shant,4.Would you like to stay for another two days?,Sorry,I_.One of my best friends is coming to see me.,A.mustnt B.cant C.neednt D.wont,5.May I smoke here?,If you_,choose a seat in the smoking section.,A.should B.could C.may D.must,6.What does the sign over there read?,No person _ smoke or carry a lighted cigarette,cigar or pipe in this area.,A.will B.may C.shall D.must,7.,John_his,father about his failure in the exam.,A.dares not tell B.dares not telling,C.dare not tellD.dares not to tell,8.Would you help me with my computer?It is broken.,Certainly,I_.,A.wouldB.shouldC.willD.can,9.,We_finish,it ahead of time,though it was such a tough task.,A.could B.would,C.were able toD.ought to,Practice:,1._IwaterthetreesonTuesday?No,youneednt.A.Can,B.Must,C.May,D.Shall,2.I_suchamistakeagain.A.shallnevermakeB.maynevermakeC.canneverdo,D.need,B,A,3._Iturnontheradio?,Youdbetternot.Itisnoisyenoughinthisroom.A.Shall,B.Must,C.Need,D.Do,4.Sincetheroadiswetthismorning,_lastnight.A.itmustrain B.itmusthaverained C.itmustberained D.itmusthavebeenrained,A,B,5.They_thatfar;buttheystoppedtohaveasnackontheway.A.mightbegone,B.neededgo,C.couldhavegone,D.oughthavegone,6.You_getdownthebusuntilthe,bushasstopped.A.cant B.neednt,C.mustnt D.dont,C,C,10,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 handbag 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 stolen,B,【2012,江苏卷,】28.Days later,my brother called to say he was all right,but,say where he was.,A.mustntB.shouldnt,C.wouldntD.mightnt,C,【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.neednt,D,【2012,北京卷,】33.We _ the difficulty together,but why didnt you tell me?,A.should face B.might face,C.could have faced,D.must have faced,C,【2012,江西卷,】22,We,have bought so much food now that Suzie wont be with us for dinner.,A,may not B,neednt,C,cant D,mustnt,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.Would,C,【2012,辽宁卷,】24.One of our rules is that every student,_wear school uniform while at school.,A.might B.could,C.shall D.will,C,【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,shall,1.Shall,用于一、三人称疑问句 征求对方意见,2,用于二、三人称陈述句 表命令、警告、允诺、威胁或法律条文规定等,Must,归纳总结,一）表示必须要做的事,:,必须,二）用于指 偏要、硬要（令人不快的事常用
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