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1、.虚拟语气一．一般虚拟条件句(1)与现在事实相反——IfIwereyou,Iwouldn’tworry.——IfIhadthebookathand,Iwouldreadthepassagetoyou.那么，虚拟语气现在时的句型为：从句：If+主语＋动词过去式(be变were)+…主句：主语＋would(should,could,might)+动词原形＋…(2)与过去事实相反——Ifyouhadgonetolastnight’sgames,youwouldhavemethim.——Ifthepolicemanhadarrive
2、dearlier,hewouldhaveseentheaccident.那么，虚拟语气过去时的结构是：从句：If＋主语＋过去完成时…主句：主语＋should(或would,could,might)+现在完成时…(3)与将来事实相反——Ifheshouldcometomorrow,Iwouldgivehimthedictionaryheneeds.——IfMr.Liweretodotheexperiment..tomorrow,hemightreadtheinstructionscarefully.那么虚拟语气将来时的句型是：
3、从句：If+主语＋should(或wereto)+动词原形＋…主句：同虚拟语气现在时的主句结构。练习：1.Ifthisreportweremoreaccurate,it__________aninvaluabledocument.A.wereB.hadbeenC.willbeD.wouldbe(D)2.I_______introubleifthepolicehadstoppedme.A.wereB.wouldhavebeenC.wouldbeD.hadbeen(B)3.Whatwouldyoudoifwar_________
4、out.A.breaksB.couldbreakC.hadbrokenoutD.weretobreak(D)二、在if引导的虚拟条件句中，若有were,had,should..，可省去if,将were,had,should提到主语前，形成倒装。例如：——Shouldtherebeameetingtomorrow,hewouldtellyou.——Haditnotbeenforyourhelp,wewouldnothaveachievedsomuch.练习：1.____beforeweleavethedayaftertomor
5、row,weshouldhaveawonderfuldinnerparty.A)HadtheyarrivedB)WouldtheyarriveC)WeretheyarrivingD)Weretheytoarrive(D)2.Hadheworkedharder,he____theexams.A)musthavegotthroughB)wouldhavegotthroughC)wouldgetthroughD)couldgetthrough(B)3._________enteruniversityoneday,Iwould..w
6、orkveryhard.A)WouldIeverB)EverwouldIC)ShouldIeverD)EvershouldI(C)三.由asif/asthough引导的从句中用过去时表示对现在虚拟，用过去完成时表示对过去事实的虚拟。例如：——Sammylooksasthoughhenevergotasquaremeal,butinfacthisparentsfeedhimverywell.(用过去式表与现在事实相反)——Heappearedasifhehadknownnothingaboutit.(用过去完成式表与过去相反的
7、事实)——Theoldwomanheldhimasifshewouldneverlethimgoagain.(用would+原形动词表与将来事实相反)练习：1．TheAmericanyoungmanspeaksChinesefluentlyasifhe________aChinese.A)isB)wereC)hasbeenD)hadbeen..(B)2．Thegardenlookedasifit________yesterday.A)wasn’twateredB)didn’twaterC)hasn’twateredD)had
8、n’tbeenwatered(D)四．动词wish后宾语从句中的虚拟语气——Iwishhewereherenow.——Shewishesshewouldalwaysremainyoung.——IwishyouhadnothurtJimsomuch.Heisstillverydepresse
