高三英语情态动词复习系列一 课件.ppt

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,*,2007,年高考英语专项指导,情态动词考点浅析,1,情态动词的运用是高考英语单项选择几乎每年必考的要点。根据近几年对全国和各省市的部分高考题和质检题分析，主要归纳为以下几个考查热点：,1.,情态动词,+have done,结构；,2.,情态动词表示推测和特定的语气,;,3.,情态动词基本用法,.,2,He,may be,a teacher.,He,may be reading,in the classroom.,He,may have finished,her homework.,It,must have been raining,heavily,when he got back,for he was wet over.,3,情态动词,+have done,表示,对,过去,所发生事情的,推测或带有某,种语气,.,1.,must have done,(,过去,),肯定,/,一定,(,用于肯定句中,),I didnt hear the phone.I,must have been asleep,.,4,2.,cant/couldnt have done,(,过去,),不可能,There were already five people in the car,but they managed to take me as well.,It,couldnt have been,a comfortable,journey.,5,3.,may/might have done,(,过去,),或许,/,可能做,(,用于肯定或否定句中,),He,may not have finished,the exercises,Im afraid.,4.,could have done,(,过去,),本能够做,(,用于肯定或否定句中,带有责备、劝告之意,),You,could have done,better,but you didnt try your best.,6,5.,neednt have done,(,过去,),本来不必做,When we got to the cinema,the film hadnt started,so we,neednt have worried,.,Mary didnt turn up last night,did she?,No,she,didnt need to come,.,We had changed our plan.(,没有必要做而实际上也没做,).,7,6.should/ought to have done,(,过去,),本应该做,(,而实际上未做,),用于否定句时则表示过去不该做的事反而做了,(,带有后悔、埋怨或责备的语气）。,She,shouldnt have taken away,my tape,for I wanted to use it.,8,(06,陕西）,As you worked late yesterday,you _ have come this morning.,B.may not,C.cant D.mustnt,A.neednt,9,(04,全国,)Mr.White_ at 8:30 for the meeting,but he didnt show up.,B.should arrive,C.should had arrived D.should be arriving,(04,福建,),Ill tell Marry about her new job tomorrow.,You _ her last week.,A.ought to tell B.could have told,C.must tell,A.should have arrived,D.should have told,10,(05,福建,),Catherine,I have cleaned the room for you.,Thanks.You _ it.I could manage it myself.,A.neednt do,C.mustnt do D.shouldnt have done,B.neednt have done,11,(NMET 05),He _ have completed his work;otherwise,he wouldnt be enjoying himself by the seaside.,A.should,C.wouldnt D.cant,B.must,12,(00,上海,),My sister met him at the Grand Theatre yesterday,so he _ your lecture.,B.neednt have attended,C.mustnt have attended,D.shouldnt have attended,A.couldnt have attended,13,几个情态动词的特定语气,Shall,1.,在,疑问句,中,用于,第,1,、,3,人称,表示,征求对方意见,.,例如,:,Shall the driver,wait outside?,2.,在,肯定句,中,用于,第,2,、,3,人称,表示,警 告、允诺、命令或威胁,.,例如,:,14,You,shall,answer for it if you go on,behaving like that.,If you work well,you,shall,have a rise.,He,shall,be punished,Nobody,shall,throw away rubbish everywhere.,15,06-07,龙岩市高三期末质检试题,Churchill warned Hitler“If you dare to invade Britain,you,shall,pay for it with great loss.,(04,湖南）,Excuse me,but I want to use your computer to type a report.,You,shant,have my computer if you dont take care of it.,16,Should,1.,据经验或事实来表达,合理的推断,。,1)Mary took dancing classes for years;she,should be,an excellent dancer.,2)Its nearly seven oclock.Jack,should be,here at any moment.,3)Its said that there are plenty of hotels in that town.There,should not be,any difficulty for you to find somewhere to stay.,17,3,.,用在法律、条约、规定时,。,(02,上海,)It has been,announced,that candidates,shall,remain in their seats until all the papers have been collected.,(04,重庆,)“The interest,shall,be divided into five parts,according to the agreement made by both sides”,declared,the judge.,The sign says all payments,shall,be made in cash.,18,2.,表惊讶、惋惜、不满等情绪,常译为“竟然”,.,(01,上海,)You cant imagine that a well-behaved gentleman,should,be so rude.,Im surprised that you,should,have done such a thing.,Never did he expect that the conditions,should be,so terrible.,19,3.Should+,动词原形表,虚拟,可省略,.,在表建议、要求、命令、主张等动词的宾语从句中。常见的动词有,:,insist,order,command;,suggest,advice,propose;demand,request,require,and ask and so on.,例如,:,Mike,insisted,that she,didnt steal,anything and,(should)not be,scolded.,20,用于,It is suggested/proposed/desired,strange/necessary/important/essential,natural/a pity,等的主语从句中,.,用于表示建议、命令、主张、愿望、目的等名词后的表语从句和同位语从句,中。如,advice,suggestion,proposal,order,request,requirement,wish,desireidea,aim,等。例如；,21,The student expressed his wish that he,(should)go,to a key university.,My wish is that I,(should)go,abroad.,但注意区别：,I wish that I,could go,abroad.,3,.My advice is that he,go,there at once.,22,If,从句中表对将来的虚拟，不能省略。,If it,should rain,tomorrow,we wouldnt,go climbing.=,Should it rain,Should,someone get into trouble,Please dial 110.,23,(06,江苏）,I think Ill give Bob a ring.,You _.You havent been in touch with him for ages.,A.will B.may C.have to,D.should,24,Must,偏要，硬要,。,（,2005,全国,、,）,John,look at the time.,Mus,t,you play the piano at such a late hour?,(2004,天津）,Who is the girl standing over there?,Well,if you,mus,t,know,her name is Marry.,25,(06,浙江）,Can I have a word with you,mum?,Oh,dear,if you _.,A.can C.may D.should,(06,山东）,May I smoke here?,If you _,choose a seat in the smoking section.,A.should B.could C.may,B.must,D.must,26,Why _ you always leave your dirty clothes in the bedroom?,A.need B.can C.may,D.must,27,必须,(,04,上海,),Children under 12 years of age in that country,must,be under adult supervision when in a public library.,28,Can/Could,用在否定句、疑问句、感叹句中常表推测、惊讶,、,怀疑、不相信的语气：,1,）,Who,can,it be?,It,cant,be him.He has gone to,Xian,.,2,）,How,can,you be so careless?,What,canhe possibly mean?,29,(03,上海,),How _ you say that you really understand the whole story if you have covered only part of the article.,B.must C.need D.may,A.can,30,(04,全国卷,II),You _ be tired youve only been working for an hour.,A.must not B.wont,D.may not,(06,全国卷,I),There is no light on They _ at home.,B.mustnt,C.neednt D.shouldnt,C.cant,A.cant,31,(06,福建）,If it werent for the fact that she _ sing,I,would invite her to the party.,A.couldnt B.shouldnt,D.might not,(06,四川）,Is Jack on duty today?,It _ be him.Its his turn tomorrow.,A.mustnt B.wont D.neednt,C.cant,C.cant,32,(06,福建）,The workers will go on strike if the demands they _ put forward are turned down.,A.could B would,D.had,C.,不填,33,在,肯定句,中使用表示,1),有时候的可能性,:,The World Wide Web is sometimes jokingly called the World Wide Wait because it,can,be slow.(05,浙江,).,He,can,be friendly at times.,34,2),理论上的可能性,并不涉及具体某事是否真会发生,主要是说明人和事物的特征,:,1.Even expert drivers,can,make mistakes.,2.(2003)A left-luggage office is a place where bags,can,be left for a short time,especially at a railway station.,3.Training by yourself in a gym,can,be highly dangerous.,4.Bird Flu,can,be dangerous.,35,Making choices,_,difficult,especially when there is no one to turn to for advice.,A.might B.should,D.must,C.can,36,但是在表达,具体某事实际,发生,的可能性时不可用,can,用,may/might/could.,1)He,may/might/could,be in the library.,2)A snowstorm,can,be exciting,but too much snow,can,cause trouble.,3)This storm,may/might/could,last several days.,37,Could,表可能性,语气较弱,;,表请求,较委婉。,Could,you lend me some money?,Yes,I,can.,(98,上海,),“,Could I call you by your first name?”,“,Yes,you _.,A.will B.could D.might,C.may,38,was able to,和,could,的区别,:,(NMET97),The fire spread through the hotel very quickly,but every one,was able to,get out.,（强调经过一番努力后成功做到某事,.,He didnt agree with me at first,but,I,was able to,persuade him.,She,could sing,when she was young.,(,一般能力,),39,Can,的惯用语,1.cant(help/choose)but+v(,不得不）,I cant help but admire your bravery.,2.cant help doing.,区别,/cant help(to)do.,3.cant help it.,“Why are you crying?”“I just cant help it.,4.cant/couldnt,与,too,enough,连用,.,You cant be too careful.,I cant thank you too much.,40,Will/Would,意志、愿望和决心。,1)I,will,never do that again.,2)If you,will,wait over for a long time,Mr.Smith,I will tell our manager youve arrived.,习惯、倾向，多用于第三人称。,He,will sit,there hour after hour doing nothing.,Boys,will,be boys.,41,坚决拒绝。,I,wont,listen to your nonsense.,The dogwouldnt stop,barking.,None was so deaf as those who,wont,hear,表临时的决定,“,You forgot to post my letter.”,“Sorry,I,will,post it.,42,Used to do/would do,1)She isnt what she,used to be,.,(,表对比,),2)We,would,sit in the yard every Sunday and listen to his story.(,表过去习惯性动作,),43,May/Might,表不确定的可能性,.,1)(NMET00)“Are you coming to Jeffs party?,“Im not sure.I,might,go to the concert instead.,2)Peter,may,come with us,but he isnt very sure yet.,用于祈使句,表示祝愿,.,May you,return,safe and sound.,May you,be,happy!,44,may/might as well do,Now that youve got so far with the work,you,might finish,it,as well.,may/might as well do A as do B.,1)You might as well,throw the money away as lend it to him.,2)You might as well expect a river to flow backward as stop us carrying out the plan.,45,dare and need,情态动词,实义动词,肯定式,He dares to escape.,He needs to escape.,否定式,He darent escape.,He neednt escape.,He doesnt dare(to)escape.,He doesnt need to escape.,疑问式,Dare he escape?,Need he escape?,Does he dare(to)escape?,Does he need to escape?,46,How dare you/he do,?,How dare you say Im unfair?,I dare say,=I think/believe,I dare say things will improve.,dare somebody to do,(persuade),They dared Jenny to climb the tree.,47,48,