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1、1 虚拟语气的用法及专项练习题虚拟语气表示一种假设的情况，或一种主观的愿望，即动词所表示的动作或状态并非事实，或不可能实现。英语虚拟语气的形式有下列几种：一.虚拟语气用于条件状语从句注意:主句中的 should 通常用于第一人称 ,would 可用于任何人称 ,同时也可根据意思用情态动词could,might等代替 should,would。1.与现在事实相反连接 条件从句结果从句名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 1 页，共 34 页 - - - - - - - - -
2、 2 词If 1).动词过去式(或 were) 2).助动词 （过去式）+动词原形Should Would +动词原形could might If had the time, John would make a trip to China to see the Great Wall. If I were you, I would give up drinking immediately. 2.与过去事实相反连接词条件从句结果从句If had+过去分词Should Would + have+过去分词could might 名师资料总结 - - -精品资料欢迎下载 - - - - - - - -
3、- - - - - - - - - - 名师精心整理 - - - - - - - 第 2 页，共 34 页 - - - - - - - - - 3 If Id known that it was going to rain, I would never have gone for a walk in the country. 3.与将来事实相反连接词条件从句结果从句If 1. should+动词原形2. 动词过去式3、were to+动词原形Should Would +动词原形could might If it were to/should rain tomorrow,the meeting
4、would be put off. If you went there next time, you would see what I mean.名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 3 页，共 34 页 - - - - - - - - - 4 4.错综时间虚拟语气当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时,动词的形式要根据它所表示的时间来调整。例如 : If I were you, I would have gonehome.If you had fol
5、lowed the doctors advice,you would be quite all right now.(从句说的是过去 ,主句指的是现在。) If the weather had been more favorable ,the crops would be growing still better. 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 4 页，共 34 页 - - - - - - - - - 5 状语从句1. 方式状语 as if(as though) 如
6、果从句表示 与现在事实 相反,谓语动词用 一般过去时 ;表示与过去事实相反,谓语动词用 had+过去分词 ;表示与将来事实相反 ,谓语动词用would(might,could)+ 动词原形 。例如:He looks at me as if I were mad. He spoke English so fluently as if he had studied English in England. 但 as if(as though)后的从句也常用陈述语气 ,这是因为从句中的情况往名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - -
7、 名师精心整理 - - - - - - - 第 5 页，共 34 页 - - - - - - - - - 6 往是可能发生的或可能被设想为真实的。例如 : It looks as if our side is going to win. 2. 目的状语 in order that,so that 从句谓语动词用 may/might,can/could)+动词原形 。例如: She listened carefully in order that she might discover exactly what he wanted. 3. 连词引导的条件状语从句 : in case , unles
8、s ,supposing ,providing,on condition that 从句谓语动词用 (should)或 might, could)+动词原形 。名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 6 页，共 34 页 - - - - - - - - - 7 4. 连词引导的步状语从句 : lest ,for fear that等We hid behind some bushes for fear that passer-by should see us. 二.虚拟语气用于
9、宾语从句1.Suggest, advise 等动词之后宾语从句须用虚拟语气，其句子结构如下：1) 要求： ask demand require request beg plead insist pray urge 2) 建议： suggest advise propose recommend move 3) 命令、决定： order command decide determine resolve名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 7 页，共 34 页 - - - - -
10、 - - - - 8 4) 其它： consent deserve desire intend maintain prefer等后面的宾语从句中+that (should )+动词原形注意：在此结构中that 不可省略；should省不省均可。He suggested that they (should ) stop smoking. They demanded that the black people should be treated as well as white people. 如果 that 引导的从句所表达的内容是事实，也可用陈述语气。He insists that he is
11、 right. 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 8 页，共 34 页 - - - - - - - - - 9 注意:insist 作力言、强调解时,宾语从句不用虚拟语气。 只有当 insist作坚持(应该)解时,宾语从句才用虚拟语气。例如 : Mike insisted that he had never stolen anything. I insisted that you give me my money back. 2.wish+宾语从句 表示不能实现的愿望,
12、汉语可译为 可惜、就好了 、悔不该 、但愿等。表示现在不能实现的愿望 ,从句的谓语动词用过去式 ;表示将来不能实现的愿望 ,用would(could)+ 动词原形;表示过去不能实现的愿望,用had+名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 9 页，共 34 页 - - - - - - - - - 10 过去分词 或(could)would+have+过去分词 。例如 : wish 的用法1). 与现在事实相反: 动词过去式或 were I wish we could go to
13、 the seaside today. I wish I were a pop singer. (=I am sorry I am not a pop singer.) 2).与过去事实相反: 主语+wish(that)+主语+ 动词过去完成式We wish we had arrived there two hours earlier. I wish I had never stopped teaching. (=I am sorry I stopped teaching.) 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师
14、精心整理 - - - - - - - 第 10 页，共 34 页 - - - - - - - - - 11 3).与将来事实相反 : 助动词过去式 +动词原形I wish theyd let us get some sleep.注意： wish 与 hope接宾语从句的区别在于：hope表示一般可以实现的希望，宾语从句用陈述语气。 wish 表示很难或不大可能实现的希望,宾语从句用虚拟语气。试比较：（1） We hope they will come,(We dont know if they can come.)（2） We wish they could come,(We know the
15、y are not coming.) 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 11 页，共 34 页 - - - - - - - - - 12 3.虚拟语气在 would rather/would sooner/would just as soon后接从句 : Id rather you paid me now.( 从句用过去时指现在 ) I would rather they came tomorrow.(从句用过去时指将来 ) Id rather she hadnt do
16、ne that.( 从句用过去完成时指过去 )(此句中的would 可看作是表愿望的实义动词) 三.虚拟语气用于主语从句在主语从句中 ,谓语动词的虚拟语气结构用 should+动词原形 的结构 ,名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 12 页，共 34 页 - - - - - - - - - 13 表示惊奇、不相信、惋惜、理应如此等。例如 : It is necessary( appropriate crucial desirabledreadful essential i
17、mportant improper incredibleindispensableinsistent natural preferable possible probable proper right significant surprising strange tragic urgent vital wrong etc.)that we should clean the room every day. It was a pity(a shame,no wonder,etc.)that you should be so careless. It will be desired(suggeste
18、d,decided,ordered, requested,proposed,etc.)that she should finish her homework this afternoon. 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 13 页，共 34 页 - - - - - - - - - 14 在上述三种主语从句中 ,should意为应该、竟然,可以省去 ,但不可换用would。主句所用动词的时态不限。注意:这种从句表示的是事实。 如果说话人对这种事实表示惊奇,就可用虚拟语气
19、。反之 ,如果不表示惊奇 ,that从句也可用陈述语气。例如: It is strange that he did not come yesterday. It is a pity that you cant swim. 四.虚拟语气用于表语从句、 同位语从句n. 要求： demand requirement request pray insistence 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 14 页，共 34 页 - - - - - - - - - 15 建议： sug
20、gestion advice proposal recommendation motion 命令、决定： order command decision determination resolution 其它： plan desire idea necessity preference 等名词的表语从句和同位语从句 ,其谓语动词要用虚拟语气的结构(should)+动词原形 。例如 : We all agreed to his suggestion that we(should)go to Beijing for sightseeing. My idea is that he (should)do
21、 exercises first. 五、虚拟语气的几种特殊用法1.省掉 if 的条件从句倒装结构：名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 15 页，共 34 页 - - - - - - - - - 16 Had you asked me, I would have told you. (=If you had asked me,)2.有时虚拟条件不用条件从句而用不定式、分词、介词、名词、连接词或定语从句 来表示，如：A true friend would not do suc
22、h a thing. (=If he were a true friend, he.) (=If there were no water,)(=If you hadnt helped me,)3. 虚拟语气用于定语从句 :It s (high) time that+动词过去式或 should+动词原形 ， (should 不能省略 ,be用were)来表示 ,意为(现在)该。如：It s time (that) you had a hair cut.It s high time (that) we took some action. 名师资料总结 - - -精品资料欢迎下载 - - - - -
23、 - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 16 页，共 34 页 - - - - - - - - - 17 4.虚拟语气用于 if only 引导的感叹句 : If only I had taken his advice.我要是听他的话就好了。If only I were a bird! 我如果是一只鸟就好了。5.虚拟语气用于简单句1)表示说话人谦虚、客气、有礼貌,使语气委婉 ,常出现在日常会话中。 例如: It would be better for you not to stay up too late. Would you be
24、kind enough to open the door? 2)用于一些习惯表达法中。例如: 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 17 页，共 34 页 - - - - - - - - - 18 Would you like a cup of tea. You had better go now. 3)用may+动词原形 ,表示祝愿、 但愿。may 须置于句首。例如 : May you be happy! May you succeed! 6.含蓄条件句在某些虚拟语气结构
25、中没有if 条件句,虚拟条件是用其它形式表示出来,这种现象在语法上称为 含蓄条件句。含蓄条件具体分为以下几种情况: 1)通过动词不定式短语表示条件。例如: 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 18 页，共 34 页 - - - - - - - - - 19 You would be a fool to refuse his offer. (=If you should refuse his offer,you would be a fool.) 要是你拒绝他的建议 ,就太
26、傻了。2)通过介词短语表达条件。例如: But for the storm I would have arrived much earlier. (=If it had not been for the storm.) 要不是那场暴雨 ,我早就到达了。Without air, there would be no living things. I would not have succeeded but for your help. 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 19
27、 页，共 34 页 - - - - - - - - - 20 3)通过连词otherwise,or,but,that,though,once等表达条件 。例如 : She came to town yesterday,otherwise/or I would not have met her. 昨天她到城里来了 ,不然我就不会遇见她了。(otherwise/or=if she hadnt come) I would have attended the meeting,but I have been too busy. (=.if I had not been too busy) 我本来要参加会
28、议的 ,只是太忙了。4)通过 Were it not for.或 Had it not been for.等句式表达条件。意为如果名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 20 页，共 34 页 - - - - - - - - - 21 当时没有 ,表示同过去事实相反的假设。例如 : Were it not for(=If it were not for) the leadership of the Party,we could not live a happy life. 要
29、不是党的领导 ,我们不可能过幸福生活。(与现在事实相反 ) Had it not been for(=If it had not been for) the leadership of the Party,we should have failed. 若不是有党的领导 ,我们早就失败了。(与过去事实相反 ) 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 21 页，共 34 页 - - - - - - - - - 22 5)通过分词短语表达条件。例如: Given more atte
30、ntion,the trees could have grown better. 倘若给予更多的关心,这些树本来可以生长得更好的。(=If they had been given more attention.) 6)无词句暗示条件。例如 : Such mistakes could have been avoided.这种错误本来可以避免的。(暗含条件从句 if we had been more careful) It was so quiet,you could have heard a pin drop.是那样的安静 ,掉根针你都听得见。名师资料总结 - - -精品资料欢迎下载 - - -
31、 - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 22 页，共 34 页 - - - - - - - - - 23 (暗含条件从句 if it had dropped to the ground) 虚拟语气专项练习题(1). If I you, I would go by plane. Flying is much faster. A. be B. was C. were D. am (2). I do not think those people are really English. If they were, they speak
32、 with French accents. A. dont B. will not C. mustnt D. wouldnt (3) today, would we be able to get there by Tuesday? A. Were we leaving 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 23 页，共 34 页 - - - - - - - - - 24 B. If we leave C. Would we leave D. Were we to leave
33、 (4). If Peter tomorrow, what would you do? A. were not to come B. will not come C. would not come D. had not come (5). “She didnt ask me, so I didnt help her? ”“You mean to say, you wouldve helped her ?”A. if she asked you B. if she were to ask you C.had she asked you D. were she to ask you 名师资料总结
34、- - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 24 页，共 34 页 - - - - - - - - - 25 6). They took the injured straight to the hospital. Otherwise some of them . A. might have died B. might die C. would die D. could die (7). If they had known him, to him? A. would they have talk
35、ed B. would they talk C.had they talked D. they would talk (8). If I lived in the city, I travelled in crowded buses, but I to see lots of films.A. shall have to/shall be able B. shall have to/am able C. would have to/were able D. would have to/would be able 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - -
36、- - - - - - - - 名师精心整理 - - - - - - - 第 25 页，共 34 页 - - - - - - - - - 26 (9). I would have gone to the concert, if I time. A. had had B. have had C. had D. would have had (10). I known it, I would have told you.A. Have B. If C. Had D. Having (11). your help, I would not have succeeded. A. Because B.
37、Because of C. But D. But for (12). “What did Mr Smith say about his career? ”名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 26 页，共 34 页 - - - - - - - - - 27 “Only that if hea millionaire, he would have fewer worries.”A. did not become B. had not become C. does not be
38、come D. has not become (13). “Why didnt you help him?”“ I would have I didnt have the money.”A. still B. but C. otherwise D. or (14). “Who should go to see Li Ying? He is ill today.”“I suggest Wang Hong . ”A. goes B. would go C. go D. went (15). The housemaster was strict. He requested that we telev
39、ision on week nights.名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 27 页，共 34 页 - - - - - - - - - 28 A. not watch B. must not to watch C. not be watching D. have not watch (16). I cant speak Japanese, but I do wish I . A. can B. could C. had D. speak (17). “Are you e
40、njoying your stay here? “Yes, very much. I wish Ihave to leave so soon.”A. wont B. dont C. mustnt D. didnt (18). “What will you do during the summer holidays?”名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 28 页，共 34 页 - - - - - - - - - 29 “I dont know, but its about
41、timeon something.”A. Im deciding B. Ill decide C. I decided D. Id decided (19). Id rather you anything about it for the time being. A. say B. didnt say C. dont say D. not say (20). “Why do you have to be there at six? ”“The teacher demands that everyone in his seat at six.”A. would be B. can be C. b
42、e D. will be (21). He makes a note of the assignment lest he it. A. forgets B. forget 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 29 页，共 34 页 - - - - - - - - - 30 C. will forget D. will not forget (22). “How does the librarian act?”“He acts as if hea walking dicti
43、onary.”A. were B. be C. is D. has been 23). There is a law that drunken drivers severely punished. A. were B. are C. be D. will be (24). I wish you interrupt when Im talking on the phone. A. will not B. would not C. do not D. did not (25). Henry talks to his dog as if it him. 名师资料总结 - - -精品资料欢迎下载 -
44、- - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 30 页，共 34 页 - - - - - - - - - 31 A. understands B. understood C. understand D. would understand (26). Jeff looked as if he a ghost. A. saw B. has seen C. had seen D. would see (27). Give her my best regards, . A. should you see her today B. if
45、 you saw her today C. if you would see her today D. should you have seen her today (28). There was a suggestion by the teachers that the meeting postponed for a week. A. had been B. would be C. was D. should be 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 31 页，共 34
46、 页 - - - - - - - - - 32 (29). It is highly desirable that every effort to reduce pollution in Beijing. A. was made B. be made C. will be made D. would be made (30). The manager would rather that his wife work in the same office as he does. A. does not B. did not C. would not D. will not (31). The te
47、acher insisted that we all back by two oclock. A. be B. to be C. would be D. shall be 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 32 页，共 34 页 - - - - - - - - - 33 (32). I didnt go to the football match, but I do wish I there. A. went B. was C. were D.had been (33)
48、. It is high time we drug trafficking.( 贩毒) A. did away with B. do away with C. did away D. should do away with 虚拟语气专项练习题参考答案1.C2. D3. D4. A5. C6. A7. A8. D9. A10.C 11.D 12. B13.B14.C15. A16.B17.D 18. C19. B 20. C 21.B22.A23. C 24. B25.B26.C 27.A28.D 29. B30.B31.A 32. D 33.A 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 33 页，共 34 页 - - - - - - - - - 34 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 34 页，共 34 页 - - - - - - - - -