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《专四语法讲解(虚拟语气).ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、虚拟语气1.主从句谓语动词的时态(1)掌握主从句谓语动词的规范搭配:主句从句与现在事实相反would/情态动词过去式+dowere(不分人称)/did与过去事实相反would/情态动词过去式+havedonehaddone与将来事实相反would/情态动词过去式+doshoulddo/weretodo真题举例：1.Allofuswouldhaveenjoyedthepartymuchmoreifthere_____quitesuchacrowdpeoplethere.（00,49）A.weren’t B.hasn’tbeenC.hadn
2、’tbeen D. wouldn’tbe[C]Iftherewerenosubjunctivemood,English_____mucheasiertolearn.(09,52)A.couldhavebeenB.wouldbeC.willbeD.wouldhavebeen[B]_____forthefactthatshebrokeherleg,shemighthavepassedtheexam.(02,60）A.HaditnotbeenB.Hadn’titbeenC.WasitnotD.Wereitnot[A](2)区分主从句表示
3、的不同时间概念：主从句谓语动词所指时间不同，这叫做错综时间条件句，动词形式应根据实际情况来调整。如：Haditnotbeenforthetimelyinvestmentfromthegeneralpublic,ourcompanywouldnotbesothrivingasitis.(主句与现在事实相反，从句与过去事实相反)HadPaulreceivedsixmorevotesinthelastelection,hewouldbeourchairmannow.(主句与现在事实相反，从句与过去事实相反)真题举例：1.HadJudybeen
4、morecarefulonthemathsexam,she_____muchbetterresultsnow.(08,52)A.wouldbegettingB.couldhavegotC.mustgetD.wouldget[D]2._____ifIhadarrivedyesterdaywithoutlettingyouknowbeforehand?(04,54)A.WouldyoubesurprisedB.WereyousurprisedC.HadyoubeensurprisedD.Wouldyouhavebeensurprised[A
5、](3)识别事实和假设混合句：Yourmathinstructorwouldhavebeenhappytogiveyouamake-upexaminationhadyougoneandexplainedthatyourparentswereillatthetime.(句子前半部分为假设情况，而“父母病了”是事实)Iwouldhavegonetovisithiminthehospitalhaditbeenatallpossible,butIwasfullyoccupiedthewholeoflastweek.(前半部分为假设，后半部分是事
6、实)真题举例：1.Hewouldhavefinishedhiscollegeeducation,buthe_____toquitandfindajobtosupporthisfamily.（07,60）A.hadhadB.hasC.hadD.wouldhave[C]2.名词性从句的虚拟形式从句的谓语动词需用(should+)动词原形表示虚拟。(1)下列表示建议、提议、命令、惊奇、不满等动词做谓语时，that宾语从句中的动词用虚拟形式：desire,advise,recommend,command,direct,order,ask,dem
7、and,request,require,insist,maintain,propose,prefer,urge,vote。(2)下列形容词和分词做表语或补语时，that主语从句中动词用虚拟形式：advisable,desirable,insistent,preferable,urgent,appropriate,compulsory,crucial,essential,imperative,important,necessary,obligatory,possible,probable,proper,vital,advised,arra
8、nged,commanded,demanded,desired,ordered,proposed,recommended,requested,required,suggested,surprised。如：T
