1、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,*,虚拟语气 语法讲解,英语动词有三种语气:,陈述语气,,,祈使语气,和,虚拟语气,陈述语气,:用来表示所说的话是事实或提出疑问,广泛用语陈述句,疑问句和感叹句。,祈使语气,:表示所说的话是请求,命令,指示或劝告等。,虚拟语气,:,表示说话人的所说的话,不是事实,,,一种假设、猜测、怀疑等(在,条件从句,中或,让步状语从句,中);,一种表示说话人的愿望、要求、命令、建议等(在,宾语从句、表语从句、同位语从句,)。,Eg,:We met in this room.,陈述语气,Do come to the meet
2、ing next Friday.,祈使语气,If I were you,I would study hard.,虚拟语气,一:虚拟语气在条件状语从句中的用法,.,条件句有真实条件句和非真实条件句两种。,真实条件句所表的假设是可能发生或实现的,是与事实相符的。,非真实条件句所表的假设则是不可能或不大可能发生或实现的,与事实相反的情况。,If it is fine tomorrow,I will go to visit my grandma.,If I were a bird,I would fly to America.,一、虚拟语气在非真实条件句中,与现在事实相反的假设,与过去相反的假设,与将
3、来相反的假设,虚拟条件句,主句,If+,主语+动词的过去式(动词,be,用,were,),主语+,should,would,might,could,动词原形,If+,主语+,had+,过去,分词,主语,should,would,might,couldhave,+,过去分词,1、,If+,主语+动词过去式,2、,If+,主语+,were to+,动词原形,3、,If+,主语+,should+,动词原形,主语,should,would,might,could,动词原形,If I,were,you,I,would give,AIDS patient a hug.,If I,had taken,you
4、r advice,I,wouldnt have made,a mistake.,If it,should rain,tomorrow,they,wouldnt go,for an outing.,现在事实相反,与过去事实相反,与将来事实相反,要是你早来几分钟的话,你就能见到他了,。,If you,had come,a few minutes earlier,you would have met him.,明天要是天气好的话,我来看你,。,If it,were,sunny tomorrow,I would come to see you.,假如我是你的话,我会马上走。,与现在事实相反,If I
5、were you,I would go at once.,与过去事实相反,与将来事实可能相反,I,would,buy an expensive,car,.,I,would,buy a villa.,I,would,travel around the,world.,If I,won the lottery,现在时相反,If I _time last night,I _ to see the film with you.,had had,would have gone,过去时相反,If he,_,more carefully,he _ the car accident yesterday,.,ha
6、d driven,would not have had,Mark:100,I _,a party for you.,should get,If you,_,_,_,got,Were to get,a full mark next time,将来时相反,would hold,PRACTICE 1,:,Fill in the blanks,.,a.If they _(be)here,they _(take)your advice.,b.If the world-war _(break)out again,what _(happen)to our people on earth?,c.If the
7、policeman _(be not)in that room now,it _(be)very dangerous.,d.If I _(be)in your position,I _(ask)for teachers help.,were,would take,broke,would happen,were not,could be,were,would ask,PRACTICE 2:,Fill in the blanks,e.If Tom,_,(be)more careful in the,exam,he,_ _,(pass)it already.,f.If you,(get)up ear
8、lier,you,_ _,(catch)the first train.,g.If I,_,(meet)you yesterday,we,_ _,(go)to the concert together.,had been,would have passed,had got,would have caught,had met,would have gone,PRACTICE 3:,Fill in the blanks,If there,(be)no natural,resource any more,we,_,(make),use of nuclear power.,b.What,_,(happ
9、en)if you,_,(get up)too late tomorrow?,should be,would make,would happen,should get up,高考链接,-,If he _,he _ that food.,-Luckily he was sent to the hospital immediately(93,全国),A was warned,would not take,B had been warned,would not have taken,C would be warned,had not taken,D would have been warned,ha
10、d not taken,If it _ tomorrow,we _ put off the visit to the,Yangpu,Bridge.(94,上海),A rains,would have had to,B were to rain,will have to,C should rain,would have to,D rained,should have had to,注意,1.,省略,if,的条件从句,当从句中有,were,had,或,should,时,可省略,if,,,而把它们放在,句首,再将句子的主语和谓语动词实行,全部倒装或部分倒装,。,If I,were to,meet h
11、im tomorrow,I should ask him about it.,Were,I to meet him tomorrow,If he,should fail,in the experiment this time,he would try again.,Should,he fail in the experiment,Practice 1,1.If I were you,I would give it up.,_,I would give it up.,2.If it were not for your advice,we couldnt have got over the dif
12、ficulties.,_,we couldnt have got over the difficulties.,Were I you,Were it not for your advice,3.If I had had time,I would have run round that lake again.,_,I would have run round that lake again.,4.If there should be a flood,what should we do?,_,what should we do?,Had I had time,Should there be a f
13、lood,高考链接,_,for the free tickets,I would not have gone to the films so often.(95,上海),A If it is not,B Were it not,C Had it not been,D If they were not,2,错综条件虚拟语气,条件,从句谓语,动词发生的,时间,与主句所假设的谓语动词,不一致,谓语动词形式应做适当调整。,If you had followed my advice,you would be better,now,.,If you had studied hard,before,you
14、would be a college student,now,.,If you had spoken to him,last time,you saw him,you would know what to do,now,.,Practice 1,1.you _(follow)the teachers advice,you _(be)in the hospital now.,2.Had Paul received six more votes in the last election,he_our,chairman now.,A)must,have been,B)would,have been,
15、C)were,D)would,be,If I had worked harder at school,I _ in a comfortable office now.,A.would have sat B.had sat,C.would be sitting D.would sits,wouldnt be,had followed,高考链接,It is hard for me to imagine what I would be doing today if I _ in love,at the age of seven,with the Library in my hometown.(97,
16、上海),A wouldnt have fallen,B had not fallen,C should fall,D were to fall,3 由,介词,或,介词,短语暗示的虚拟结构,常见的介词或介词短语有,without(,没有,),but for(,要不是,),Eg,:,Without,electricity,human life would be quite difficult today.,=If there were no electricity,Without,his advice,I couldnt have done it all by myself.,=If it had
17、nt been for his advice,But for,your help,I wouldnt have succeeded in doing this experiment.,=If it,hadnt been,for your help,But for,the meeting,I would have gone to your party last Saturday.,=If it,hadnt been for,the meeting,Practice:,1.Without electricity human life _ quite different today.,A is B
18、will be C would have been D would be,2.We _ the work on time without your help.,A hadnt had finished B didnt have finished,C couldnt have finished D cant have finished,3.Without sunlight,or water or air,there _ no life on the earth.,A will have B would be C should be D must be,4 But for the snow,we
19、 earlier.,A will arrive B should have arrived,C arrive D arrived,5 Without the leadership of the Party,there _ no New China.,A would be B has been C was D should be,高考链接,Without the air to hold some of the suns heat,the earth at night _,too cold for us to live.,A would be freezing cold,B will be fr
20、eezing coldly,C would be frozen cold,D can freeze coldly,4 由,并列连词或副词,暗示的虚拟结构,常见的并列连词或副词有,but,or,otherwise(,要不然,),Eg,:I would have gone to America with my friend,but,I was stopped by my mother.,=If I,hadnt been stopped,I would have gone to your party,but,you didnt invite me.,=I would have gone to you
21、r party,(if you,had invited,me),but you didnt invite me.,Yesterday he didnt join in our discussion,or,I would have told him about it.,=If he,had joined,in our discussion yesterday,I was ill that day,or,I would have taken part in the sports meet.,=I was ill that day,or I would have taken part in the
22、sports meet(if I,hadnt been,ill that day.,He didnt get earlier this morning,.Otherwise,he would have caught in first bus.,=If he,got up,earlier this morning,He remained very calm,otherwise he would have been found out.,=he remained very calm,otherwise,he would have been found out(if he,hadnt remaine
23、d,very calm.),Practice:,1 Tom ought not to _ me your secret,but he meant no harm.,A have told B tell C be telling D having told,2-Are you thinking about going to,Dalian,for the vacation?,-No,but if I _ time,I _ very glad to go there.,A have,will be B had had,would have been,C had,would be D had had,
24、would be,3-Would you have told him the answer,if possible?,-Yes,I would have,but I _ very busy.,A had been B were C was D would be,4.I told Sally how to go there,but perhaps I _ for her.,A had to write it out,B must have written it out,C should have written it out,D ought to writhe it out,5.We _ las
25、t night,but we went to the concert instead.,A must have studied B might study,C should have studied D would study,6.-Where have you been?,-I got caught in traffic,_ I could have been here soon.,A otherwise B however C though D anyway,7.I would have gone there with you but I _ too tired then.,A were
26、B had been C was D have been,8.John was very busy last week,otherwise,he _ to attend the meeting.,A would have come B would come,C should come D must be,高考链接,Yesterday Jane walked away from the discussion.Otherwise,she _ something she would regret later.(96,上海),A had said B said,C might say D might
27、have said,二 其他句型中的虚拟语气,虚拟语气用于宾语从句中,Wish,的宾语从句,现在:,过去:,未来,:,过去时(,were),过去完成时,would/could/,might+V,.,I wish I,were,a bird,I wish I,hadnt made,such a mistake,We wish our parents,wouldnt punish,us.,I wish I,were,as tall as you.,I wish I,became,as famous as,Yao,Ming.,I wish I,were,a bird.,I wish I,could,
28、fly like a bird.,I wish every day,were,my birthday.,现在时,He wish he,hadnt,eaten so much watermelon.,I wish the lunch time,would come,soon.,I wish it,would,rain tomorrow.,过去时,将来时,Practice,1 He is not a pilot,but he wishes he_(be).,2.I wish I _(meet)him yesterday.,3.I wish it _(be)fine tomorrow.,4.A:Yo
29、u have made some mistakes.,B:I wish I _mistakes every day.,dont make,B.havent made,C.wouldnt have made,D.didnt make,were,had met,would be,2.I wish they _ in this ball game.,A would be succeeded B would be,succeessful,C had been success D had been succeeded,3.He wished he _ more about the subject,so
30、he could talk about it.,A had known B knew C would know D knows,4.How I wish I _ a doctor,and _ the dying girl.,A am,can save B was,saved,C were,could save D will be,will save,5.-What shall we do next?-I wish that Bill _ here.If he _ here,he would tell us what to do.,A has been,has been B would be,w
31、ould be,C were,were D is,is,6.How I wish every family _ a large house with a beautiful garden!,A has B had C will have D had had,7.How I wish that I _ the moon sometime in the future.,A had visited B would visit C visited D will visit,高考链接,Its hard to say,but I wish I _.,A:has not studied computer,B
32、did study computer,C.had studied computer,D.studied computer,2常见以下动词之后的宾语从句,,表示要求,命令,建议,动词:,一个,坚持,,两个,命令,,,三个,建议,,,四个,要求,。,1,.,insist,2.,order,command,3.advise,suggest,propose,4.demand,require,request,desire,should+,动词原形,,或者将,should,省略,。,我们建议,Tom,去休息一下。,他坚决要求我到场。,国王命令囚犯明天要实施死刑。,他们要求我们派他们去那儿工作。,We s
33、uggested that Tom,(,should)have,a rest.,He insisted that I,(should)be,present.,The king ordered that the prisoners,(should)be killed,the next day.,They requested that we,(should)send,them to work there.,注意:,suggest,当表示,“暗示、表明,“讲时,,insist,表示”,坚持认为,“之意时,应用陈述语气。,Eg,:,The smile on his face suggested tha
34、t he,was satisfied with,our work.,The man insisted that he,had never stolen,the money.,Practice:,I advised that the sick child _ a hospital as soon as possible.,A should sent to B should be sent,C be sent to D must be sent to,2 The workers in the factory demanded that their pay _ be 20 percent.,A be
35、 raised B would be raised,C raised D raise,3 The guard at the gate insisted that everybody _ the rules.A obeys,B obey C will obey D would obey,4.Janes pale face suggested that he _ ill,and her parents suggested that she _ a medical examination.,A be,should have B was,have,C should be,had D was,has,5
36、Do you know where he comes from?,-No,but his accent suggests that he _ from the south.,A was B should be C is D were,6 The situation required that China _ its door to the outside world.,A must open B should open,C have to open D has to open,3,.,Would rather that,宁愿,现在:,过去:,未来:,I would rather you,p
37、aid,me now.,I would rather you,had gone,too.,Dont come.I would rather you,came,tomorrow.,过去时,过去时,过去完成时,would prefer,would sooner,表示一种,希望,和,委婉,的责备。,Eg,:I would prefer he,didnt stay,there too long next week.,我宁愿下周他不要在这待的太久,。,I would just soon you,had returned,the book yesterday.,我宁愿你昨天把这本书还了,。,Practic
38、e:,1“Jane wants to see you tomorrow.”,“I would rather she _ today than tomorrow.,A comes B should come C come D came,2.She would rather _ more money on books _ on clothes.,A cost,not B to spare,dont,C pay,than D spend,than,3 Dont come this afternoon,Id rather you _ tomorrow.,A come B to come C came
39、D will come,三,.,用于主语从句中,1.,It is,necessary,important,strange,natural,impossible,/,surprising,+,that,从句。,从句,中的,谓语动词,用,should,+,动词,原形,,,should,可以,省略,。,Eg,:,It is,necessary,that you(,should,),clean,the room after work.,It is,important,that we(,should,)master a foreign language.,It is,strange,that she,(
40、should,),refuse to come to the party.,2.,It is,suggesteddesired,/,ordered/requested/,proposed/demanded,that,从句,从句,中的,谓语动词,用,should,+,动词,原形,,,should,可以,省略,Eg,:,It is,suggested,that the meeting,(should),be put off.,It is,ordered,that the work,(should),be done at once.,3.It is a,pity,a,shame,no,wonder
41、that,从句,从句,中的,谓语动词,用,should,+,动词,原形,,,should,可以省略,省略,eg,:It is,a pity,that he should be so careless.,真可惜他竟然如此粗心,Practice:,1.It is natural that he _ so.,A thinks B think C thought D will think,2 It is strange that we _ short of water in the country where it was always raining.,A are B be C should b
42、e D both A and B,3 It was necessary that he _ about what had happened.,A be told B was told C should tell D tell,4.Its a pity Mr.Zhang isnt here.If he _,my parents would be happier.,A comes B has come C came D had come,5 It is necessary that we _ a foreign language.,A must master B ought to master,C
43、 mastered D should master,考题点击:,1.,Is it necessary that he _ the examination?,A.takes,B.has to take,C.must takeD.take,2.It is strange that he _ you this.,A.would tell,B.should tell,C.had told,D.has told,四用语表语从句和同位语从句,在,suggestion/proposal/order/plan/advice/idea/request/demand,等名词后的表语和同位语从句中,要用,“,sho
44、uld,动词原形”,should,可以省略,Eg,:My,idea,is that we(should)think it over before accepting it.,My,suggestion,that we(should)have a meeting has been accepted by others.,We all agree to that,suggestion,that the meeting(should)be put off.,Practice:,1 My suggestion is that she _ more exercise,which will do a lo
45、t of good to her.,A takes B must take C take D took,2 My idea is that we _ to our plan.,A must stick B ought to stick C should stick D will stick,3 What do you think of the suggestion that she _ at the meeting last week?,A should make B make C made D A or B,4.The professor gave orders that the exper
46、iment _ before 6.,A was finished B will finish,C be finished D shall be finished,5.She made a demand that the reporters _ at once _ Japan.,A leave,for B leave,to,C left,to D to be left,for,考题点击:,His suggestion that you _ once more sounds reasonable.,A.try B.tries,C.must try D.can try,五、虚拟语气在其他从句中,It
47、 is(high/about)time that,“,到做,-,的时间了,.”,注意,:,should,不能省略,过去时,should+V,原,.,我们该去睡觉了。,Its time that we went to bed.,Its time that we should go to bed.,2.If only,引导的感叹句,“,要是该有多好啊,”,用法与,wish,相同,Eg,:,If only I,knew,the answer!,If only I,had seen,the film,yesterday!,“好象,”,3.,as,if/though,+Clause,与现在事实相反,用过
48、去式,与过去事实相反,与将来事实相反,过去完成式,Would/could/might+,动词原形,1)as if/as though,连接表语从句,He talks as if he knew where she,was,.,He looked,as if,he,hadnt slept,for two days.,2)as if/as though,连接状语从 句,She looked after the boy,as if,he,were,her own son.,He speaks to us,as if,he,had been,there.,注意:如果表示的事情,可能会发生,,那么状语从
49、句中的谓语动词可用,陈述语气,。,Eg,:It looks as if you,are,tired.,4.,在,In case,for fear that,和,lest,“,万一;惟恐,;,以免”,引导的状语 从句中,谓语动词多用,should+,动词原形,should,可省略,.,Eg,:I darent tell you what he did,for fear that,he should be angry with.,In case,I should fail,I would try again,I will not read aloud the book,lest,I should
50、disturb you.,5.so that,与,in order that“,为了,”,二者引导的目的状语从句谓语部分应该用,can/could/might/might,+,动词原形,注意,:,当主句是现在时,从句中用,can/could/might/might,都可以,当主句 是过去时,从句只能用,could,might,We got up early so that/in order that we _(,赶上头班车,).,She stayed at home for a few days so that,/in order that she _,her sick mother.(,照顾






