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1、新概念英语第三册语法新概念英语第三册语法精讲及练习(二):虚拟语气摘要：新概念英语第三册语法精讲及练习。虚拟语气用来表达不可能或难以实现的愿望，与事实相反的假设，通常分为基本的三种形式。 新概念英语第三册语法精讲及练习 虚拟语气用来表达不可能或难以实现的愿望，与事实相反的假设，通常分为基本的三种形式。 1.与现在事实相反的虚拟： If+did/were+...,...would should could+do(动词原形) might IfIwereyou,Iwouldgoabroadatonce.(Iamnotyou.) Ifheknewitno
2、w,hecouldhelpme.(Hedoesn'tknowitnow.) 2.与过去事实相反的虚拟： If+haddone+...,...would(might)havedone... IfIhadknownyourtelephonenumberyesterday,Iwouldhavephonedyou. (Ididn'tknowyourtelephonenumber.) Ifyouhadcomeherealittleearlierjustnow,youmighthavemether. (Youdidn'tcomehereearlier.) 3.与
3、将来事实相反的虚拟： (1)If+should+v.,...would+v. (可能性很小)(译作“万一”) Ifitshouldraintomorrow,youcouldstayathome. IfIshouldfail,whatshouldIdo? (2)If+did/wereto+v...,would+v. (完全不可能) Ifthesunweretoriseinthewest,Iwouldlendyouthemoney. Ifyoufinisheditin3minutes,Iwouldgiveyoumycar. 4.金牌特殊重点：!!
4、[简单联想记忆]： ●下列动词后的“宾语从句”中需要用虚拟形式，即should+动词原形，shoud在美国英语中要省略(TOEFL语法考点)。此类常见的动词有：order,ask,decide,demand,require,recommend,suggest(建议)insist(坚决要求)，advise,etc. 例句：Hesuggestedthatwe(should)helpthemwithEnglish. Theteacherorderedthatthehomework(should)befinishedwithinhalfanhour. ●下列名词后
5、的同位语从句中要用“should+动词原形”(should可省去)的虚拟。 suggestion,order,request,demand,importance,proposal. Hemadeasuggestionthatwe(should)haveafancydressparty. Ithinkitisathingofimportancethatit(should)bedonesoon. ●Itis/wasimportant/necessary/natural/essential/advisable/strange/surprising,ect.+th
6、at+主语+should+v. Itisstrangethatyoushouldsaysuchathing. Itwasimportantthatyoushouldtellmealltheinformation. ●wish后的宾语从句中，asif后的状语从句中，须用下列的虚拟形式： 主+wish+(that)+主+did/were(指现在) haddone(指过去) would+v.(指将来) IwishthatImetmyunclenow. IwishIhadmetmyuncleyesterday. IwishIcouldmeetmyuncl
7、etomorrow.测试精编： 选择正确选项： 1.I________hehadtaughtmetheword,buthedidn't. A.believeB.hopeC.wishD.think 2.Themaninchargerecommendsthatthismatter________atthemeeting. A.wouldbediscussedB.willbediscussed C.bediscussedD.maybediscussed 3.Itisrainingnow,otherwisewe________gooutplay. A.co
8、uldB.
