1、表示与现在事实相反的情况,从句谓语动词用一般过去式(be用were),主句谓语动词用should/would/could/might +do;2.表示与过去的事实相反的情况,从句谓语动词用过去完成时,主句谓语动词用should/would/could/might+have done;3.表将来的事实相反的情况,从句谓语动词用should+动词/did/were to do,主句谓语动词用should/would/could/might +do。2The air pollution is worse and worse. The government suggests that people _
2、 to work by subway or by bus.Ago Bgoes Cgoing Dto go【答案】A【详解】空气污染越来越糟糕。政府建议人们乘地铁或者乘公交车去上班。考查谓语动词。A. go 去;B. goes 去;C. going 在去;D. to go 为了去。这是一个that引导的宾语从句,suggest后跟的宾语从句应用虚拟语气(should)do结构,should可省略。故选A。3 If I you . Istudy harder. Aam , will Bwas, would Cwere, would Dwere, will【答案】C如果我是你,我会更努力学习。这个句
3、子要用虚拟语气,表示与事实相反。所以用过去式were, would,故选C。考查虚拟语气。4If I _ you, I _invite him to go to see a movie.Aam;would Bwere;will Cwere;would Dwas;will 如果我是你,我会邀请他去看电影。go to see a movie去看电影;invite sb to do邀请某人做某事;在表达与现在事实相反的虚拟语气中,Be用were,主句用would。5If I _ you, I _ be afraid .Awas, wouldnt Bwere, wont Cwere, wouldnt
4、根据语境可知此句的含义是如果我是你,我就不害怕。考查的是虚拟语气的基本用法。条件用过去时,主句要用过去将来时,故选C。虚拟语气虚拟语气其实就是if引导条件状语从句时,词义为“如果”,不过这个条件是无法实现的。从句中的谓语动词通常用一般过去时表示,则主句中的谓语动词用过去将来时。6If I _ you, I _ late for school this morning.Awere, wouldnt be Bwere, wouldnt Cwas, wont be Dam, will试题分析;如果我是你,今天早晨我上学就不会迟到。与现在事实相反,故从句用过去时态,主语用过去将来时态。选项B缺少谓语动
5、词。if引导的条件状语从句虚拟语气是一种特殊的动词形式,用来表示说话人所说的话并不是事实,而是一种假设、愿望、怀疑或推测。判断是真实条件句还是非真实条件句。只有在非真实条件句中才使用虚拟语气。通过句子意思,看假设的条件是否能够实现,能够实现是真实条件句,不能使用虚拟语气;假设的条件不能实现则是非真实条件句,要用虚拟语气.判断这个假设是与哪个事实相反。1、与现在事实相反 若与现在事实相反,条件从句的谓语用过去式(be通常用were),主句谓语用“should (would, could, might)+动词原形” 2、与过去事实相反 若与过去事实相反,条件从句的谓语用过去完成时(had+过去分词
6、),主句谓语用“should (would, could, might)+have+过去分词”3、与将来事实相反 若与将来事实相反,条件从句的谓语用过去式(be通常用were),主句谓语用“should (would, could, might)+动词原形”。7If I _ you, I _ go there.Ais; will Bis; would Cwere; would Dwas; will【解析】本题考查虚拟语气,if引导的与现在事实相反的虚拟语气。从句用一般过去式,主句用过去将来时。如果我是你的话,我会去那儿的。1.57-What would you do if you a mill
7、ion dollars? -If I you, Id give it to medical research.Agot, were Bwin, am Cwon, am Dget, were【解析】本题是考查的虚拟语气,对于将来的假设,主句用过去将来时,从句用一般过去时,且be动词为were,故选A2.58What _ you _ if you had a million dollars?Awould, did Bwill, do Cwould, do Dwill, did【解析】本题是对于虚拟语气的特殊疑问句的考查,根据句子的结构,选C8_ in order to sit for the co
8、llege entrance exam?AWhat did she suggest he read BWhat did she suggest he readsCDid she suggest for him to read DDid she suggest what he read为了参加大学入学考试,她建议他读什么书?suggest表示“建议”时,后接从句用that sb should do,should可省。特殊疑问句的结构是特殊疑问词+be动词(助动词)+主语+其他?9Luckily, he wasnt driving fast at the time of accident; oth
9、erwise, I am sure, it _ a more serious accident.Awould be Bwere Cwould have been Dhad been幸运的是,事故发生时他没有开快车;否则,我相信,这将是一个更严重的事故。根据“wasnt driving”是过去进行时,所以此处是对过去的虚拟,主句时态应用情态动词+have done,故选C。10Yesterday, the storm delayed us. _ the storm, we would have been here in time.ABut for BIf it were not for CBut
10、 that DUnless昨天暴风雨耽搁了我们。要不是有暴风雨,我们会及时赶到这里的。考查连词。But for要不是+短语;If it were not for要不是(用于对现在的虚拟);But that要不是+从句;Unless除非,后接条件状语从句;根据句中是“the storm”,是名词,所以排除C;根据“would have been ”,是对过去的虚拟排除选项B;分析句子“_ the storm, we would have been here in time.”有暴风雨,我们会及时赶到这里的,应该是“要不是”,故选A。11 If I _ you , I _ do that .Awa
11、s , would Bwere ; wouldntCam , wont Dwere , wont【解析】试题分析:如果我是你,我不会那样做。本句是与现在事实相反的虚拟条件句,从句谓语用动词用过去式(be动词一般用were);主句用should(would,could,might)+ 动词原形。故选D。虚拟条件句。12If I_ you, I would take a small present.Aam Bwas Cwere Dare如果我我你,我会那个小的礼物。句中用虚拟语气,系动词用were,故选C。13 -Tom is always making so many mistakes in h
12、is English exercises! - Yeah. If he _ more careful, he _ fewer mistakes.Awas; will make Bis; would make Cwere; will make Dwere; would make汤姆总是在英语练习中犯那么多的错误!如果他能更细心一些,他就会犯更少的错误。表示与现在事实相反的假设,If+主语+动词过去式(be动词用were),主语+would/should/might/could+动词原形。根据题意及句型,故选D。考查虚拟语气的用法。14 I_ a big house for my family i
13、f I _ a lot of moneyAwould buy, have Bwould buy, had Cwill buy; had Dwill buy, will have【答案】B如果我有很多钱,我要给家人买个大大的房子。句子用虚拟语气,所以动词用过去式,would,had,故选B。15 I dont know what to wear at the party. If I you, I would wear a shirt and a tie.Aam Bis Cwere Dwasif从句的虚拟语气,对于现在的虚拟用一般过去式,be动词都用were,故选C.句意:我不知道聚会该穿什么。如果我是你,我会穿一件衬衫加一条领带。故选C表示与现在事实相反的情况,从句谓语动词用一般过去式(be用were),主句谓语动词用s
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