虚拟语气用在其它状语从句中

虚拟语气用在其它状语从句中作者:admin来源:网络文章 时间:2016-09-261.HYPERLINK"http://www.yingyuyufa.com/xuniyuqi/"\t"http://www.yingyuyufa.com/xuniyuqi/_blank"虚拟语气用在由asif,asthough引导的方式或让步HYPERLINK"http://www.yingyuyufa.com/congju/zhuangyu/"\t"http://www.yingyuyufa.com/xuniyuqi/_blank"状语从句中，一般情况下，如果主谓语HYPERLINK"http://www.yingyuyufa.com/cixing/dongci/"\t"http://www.yingyuyufa.com/xuniyuqi/_blank"动词为现在时，从句谓语多用过去时；如果主句谓语为过去时，从句谓语多用HYPERLINK"http://www.yingyuyufa.com/shitai/guoquwanchengshi/"\t"http://www.yingyuyufa.com/xuniyuqi/_blank"过去完成时。虚拟语气用在evenif,eventhough,whatever引导的状语从句中，从句谓语可参照由if引导的虚拟条件从句的谓语，一般用过去时或过去完成时。例如：Thisoldmachinerunsasifitwereanewone.Theoldworkerworksasthoughhewereayoungman.Eventhoughshehadbeenhereverysoon,shewouldnotcatchthetrain.Example:Hehasjustarrived,buthetalksasifhe______allaboutthat.a.knowb.knowsc.knownd.knewIcan'tstandhim.Healwaystalksasthoughhe_____everything.a.knewb.knowsc.hasknownd.hadknown______IusedalotofexamplesIstillcouldnotgetmyideaacross.a.Sinceb.Butthatc.Nowthatd.Eventhough2.虚拟语气用在sothat,lest（唯恐）,incase（万一）,unless,inorderthat（为了，以便）,that（为了，以至于）,forfearthat（生怕，以免）,onconditionthat（如果）等引导的目的，条件状语从句中，从句谓语may或might+原形动词，也有用should,can,could+原形动词构成的。例如：Theteacherexplainedthelawoncemoreinorderthatwemightunderstanditbetter.Somepeopleeatsothattheymaylive.Othersseemtoliveinorderthattheymayeat.一些人吃是为了生存，而另一些人似乎是活着就是为了吃。HYPERLINK"http://www.yingyuyufa.com/xuniyuqi/606.html"虚拟语气用在其它状语从句中Ilefthimanotewithmyaddressonforfearthatheshouldnotknowwheretoseeme.Theheroesgavetheirlivesthatwemightliveahappylife.为了我们过上幸福生活，英雄们献出了自己的生命。Example:IncaseI______,Iwouldtryagain.a.willfailb.wouldmissc.shouldfaild.shallmissYoushouldexercisevigilance_____youshouldbekilled.a.sothatb.lestc.therefored.that3.虚拟语气用在由“whether”引导的让步状语从句中，从句谓语用原形动词。例如：Allenginesworkonthisprinciple,whethertheybelargeorsmall.所有发动机都按这一原理工作，无论它们是大还是小。Wemustfinishtheworkbeforewegohome,whetheritbeearlyorlate.无论时间早晚，我们必须在回家前干完工作。Allmatter,whetheritbegas,liquidorsolid,ismadeupofatoms.所有物质，不论是气体，液体，或固体，都是由原子构成。在此句型中，可省去whether，而将be放在主语前。例如：Beitso,wemustcontinuetodothetest.Wemustdoourbesttofulfilthetask,beiteversohard.Example:______I'llmarryhimallthesame.a.Wereherichorpoorb.Beherichorpoorc.Whetherrichorpoord.Beingrichorpoor 练习题：1.______,Imustdoanotherexperiment.a.Itiseversolateb.Eversolateitc.Beiteversolated.Whetherbeiteversolate2.Theyoungdriverlookedovertheenginecarefullylestit______ontheway.a.goeswrongb.wouldgowrongc.wentwrongd.shouldgowrong3.Machinesareoftenoiledsothatthey______well.a.ranb.runsc.shouldrund.running4.Evenifhe______verybusy,hewouldhavekeptonlearningEnglish.a.hadbeenb.wasc.wered.hadbeing5.Supposingtheweather______bad,wherewouldyougo?a.isb.willbec.wasd.were6.______,hecouldnotsucceed.a.However,hetriedthatb.Hetriedhoweverhardc.Howeverhecouldtryd.Howeverhardhetried7.Eventhoughtheenemy______wings,theycouldn'tescapefromourencirclement.a.hadb.hadhadc.haved.has8.Shedescribedtheaccidentasifshe______itherself.a.sawb.hasseenc.hadseend.sees9.Hecametomeetusatthestationforfearthatwe______thewrongway.a.takeb.shouldtakec.tookd.hadtaken10.Thecarlookedverydirty,asthoughit______hundredsofmiles.a.runb.runsc.hasrund.hadrun11.Theteacherspokeslowlyinorderthatwe______nodifficultyinfollowinghim.a.shouldhaveb.hadc.willhaved.didn'thave12.Allmagnetsbehavethesame,______theylargeorsmall.a.howb.arec.bed.were13.Atthebeginninghedidn'twanttospeakEnglishlesthe_____mistakes.a.willmakeb.shouldmakec.wouldmaked.can14.Irememberthewholethingasifit______yesterday.a.happenb.happensc.happenedd.happening15.Shestayedathomeforafewdayssothatshe_____hermother.a.takescareofb.tookcareofc.mighttookcareofd.mighttakecareof16.Shetookupthemeterwithcareforfearthatit_____.a.isdamagedb.tobedamagedc.shouldbedamagedd.wasdamaged17.Inmanycasestheheatingeffectisneglectedasifthere______noflowofcurrentalongthewire.a.areb.werec.isd.being18.I'llputthemoneyonthetablejustincaseyou______it.a.mightneedb.wouldneedc.neededd.mayhaveneeded19.Providingyou______theopportunitytogoabroad,whichcountrywouldyouwanttovisitfirst?a.haveb.willhavec.hadd.havehad20.Thebusinessofeachday,______sellinggoodsorshippingthem,wentquitesmoothly.a.itbeingb.wasitc.itwasd.beit