前言:本站为你精心整理了虚拟语气英语教案范文,希望能为你的创作提供参考价值,我们的客服老师可以帮助你提供个性化的参考范文,欢迎咨询。
1.虚拟语气在条件句中的用法现在事实相反的假设
(1)若表示与,则条件从句中用过去式,主句中用过去将来式(would,should,could,might+动词原形);
(2)若表示某事将来实现的可能性不大,则条件从句中用should+动词原形也可用“wereto+动词原形”或用过去式动词。如:
IwouldcertainlygoifI___________(have)time.(现在)
Ifitshouldrain,wewouldn''''tgoout.(将来)
(3)若表示与过去事实相反的假设,从句中用过去完成式,主句中用过去将来完成式(should,would,could,might+have+过去分词)。如:
IfIhadsetoffalittleearlier,I____________________caughtthetrain.
Shewould/mighthavecomeifshe__________beensobusy.
IfIhadn''''t___________(take)youradvice,Iwouldhavemadeabadmistake.
(4)含有虚拟语气的条件状语从句中,如有had,should,were这三个词的话,在正式或书面语言中可将if省略,再将句子的主语和谓语动词实行全部倒装或部分倒装。如:
___________theytime(=Iftheyhadtime),theywouldcertainlycomeandhelpus.
____________itbefine(=Ifitshouldbefine),wewouldgoforanouting.
___________Iyou(=IfIwereyou),Iwouldgo.
(4)若主句从句所指的时间不一致,即条件从句表示与过去事实相反,主句表示与现在事实相反;或者条件从句表示与现在事实相反,主句表真实情况,则从句中应采用与具体时间相对应的虚拟形式。如:
Ifit__________rainedlastnight(过去),Itwouldbeverycoldtoday(现在).
IfI_____takenyouradvice(过去),Ishouldhavenotroublewiththeworknow(现在).
2.虚拟语气在宾语从句中的用法
在动词suggest,order,demand,propose,request,command,insist等后的宾语从句中,用虚拟语气(即Should+动词原形或只用动词原形)来表示愿望、建议、命令、请求等。在动词wish/wouldrather后的宾语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符。如:
Isuggestthatwe(should)setoffatonce.
Thedoctorinsistedthatthepatient(should)beX-rayed.
IwishI____________asstrongasyou.
Iwouldratherthatyou____________toldhim.(没有告诉他)
3.虚拟语气在主语从句中的用法
在Itisnecessary/important/strange/natural;Itisrequested/suggested/desired/proposed;itisapity等结构后的主语从句中要用虚拟语气,即Should+动词原形或只用动词原形。如:
Itisnecessarythathe(should)besentthereatonce.
ItisrequestedthatProfessorLi(___________)giveusaspeech.
Itisdesiredthatwe(should)geteverythingreadybytonight.
4.虚拟语气在表语从句、同位语从句中的用法。
在suggestion,proposal,idea,plan,order,advice等名词后的表语从句、同位语从句中要用虚拟语气,即should+动词原形或只用动词原形。如:
Oursuggestionisthatyou(should)bethefirsttogo.
Myadviceisthatwe(____________)sendforDoctorLi.
Doyouknowtheorderthatyou(should)keepwatch?
5.虚拟语气在其他状语从句中的用法
在asif引导的状语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符;
在sothat,inorderthat引导的状语从句中,常用should/would/could/might+动词原形来表示虚拟语气。如:
Theytalkedasifthey__________________friendsforyears.
Shestayedathomeforafewdayssothatshecouldtakecareofhermother.
Hetookataxitothestationsothatsheshouldnotmissthetrain.
6.虚拟语气在定语从句中的用法:
在itistime后面的定语从句中常用过去式表示虚拟。
It’stimeIwasgoing.
It’stimesomebody___________(teach)youtobehaveyourself.
7.由wish引起的表示愿望的虚拟语气
A.用wish表示对现在的愿望时,它所引起的宾语从句中谓语动词形式为:过去式(be动词用were)。
B.用wish表示对将来的愿望时,它所引起的宾语从句中谓语动词形式为:would,could,might+动词原形。
C.wish用于对过去的事实表示一种不可能实现的愿望时,宾语从句中的谓语动词形式为:had+动词过去分词或could,would+have+动词过去分词。
Iwishthathe__________solazy.
IwishI____________wastedsomuchtime.
Iwishshewouldchangehermind.
8.hadhoped/planned/thought/wanted/intended表示一种过去未实现的愿望或令人失望的事。
Ihadthoughthehadbeendeadforatleast20years.
IhadhopedthatshewouldgototheU.S.andstudythere,butshesaid
shelikedtostayinChina.
9.wouldrather.
would(had)rather,wouldassoon,wouldsooner和wouldprefer所引起的从句中要求用过去式表示当时或将来的情况,用过去完成时表示过去的情况,表示希望或婉转的责备。例如:
I’dratheryou__________theletterrightaway.我倒希望你把这封信立刻寄出去。
Iwouldpreferhedidn’tstaytheretoolong.我倒希望他不要在那儿呆得太久。
Iwouldjustassoonyouhadreturnedthebookyesterday.我真希望你昨天把这本书还了。
10.It’s(high,about)timethat句型中that从句中要求用虚拟语气形式,即动词要用过去式。
It’stimethatsomething____________________(do)aboutthetrafficproblemdowntown.
Itishightimethatweputanendtothisdiscussion.现在是我们该结束讲座的时候了
11.虚拟语气在由某些连词或个词引出的表示条件、目的的状语从句中的使用。常见的这些连词和介词有:
1)unless(除非),provided(倘若),supposing(假若),providing(倘若),onconditionthat(如果),由这些词、词组引出的从句,动词多用过去时。
除非你命令他做,要不他是不会做的。
Hewouldn''''tdoitunlessyouorderedhimto.
假若你有机会出国,你会去哪儿呢?
Providingyouhadtheopportunitytogoabroad,wherewouldyougo?
12.sothat(以便),forfearthat(以免,唯恐),inorderthat(以便),whether(不管),lest(以免),incase(假使),从句中加情态动词,有时should可省略。
他把它藏起来以免她看见。
Hehiditlestshe(should)seeit.
我得准备点啤酒,说不定约翰会来。
I''''llgetsomebeerincaseJohnshouldcome.
他轻轻地进屋,以免吵醒他的同房。
Heenteredtheroomquietlyinorderthatheshouldnotwakehisroommate.
13.ifonly
如果表示对现在的愿望,句中的谓语动词常用过去式;
如果表示将来的愿望,句中的谓语动词常用would/could+动词原形;
如果表示对过去的愿望,句中的谓语动词常用had+过去分词。
ifonlyI______you!
Ifonlyyou_________comeyesterday!
IfonlyLindacouldgowithustomorrow!
IfonlyIhadsaidmoreaboutit!
onlyif表示"只有";ifonly则表示"如果……就好了"。Ifonly也可用于陈述语气。
Iwakeuponlyifthealarmclockrings.只有闹钟响了,我才会醒。
Ifonlythealarmclockhadrung.当时闹钟响了,就好了。
Ifonlyhecomesearly.但愿他早点回来。
虚拟语气精练60题
1.Theboyacted____hehadneverlivedinCanadabefore.
A.asthoughB.evenifC.asD.since
2.Ifyouwereoldenough,I____youtogothereyesterday.
A.willallowB.shouldallowC.wouldhaveallowedD.hadallowed
3.Thesecretarysuggestedthatthey____themeninatonce.
A.hadbroughtB.shouldhavebroughtC.broughtD.bring
4.Ifwearrivedheretenminutesearlier,we___thebus.
AshouldhavecatchB.wouldhavecaughtC.hadcaughtD.wouldcatch
5.Don''''ttouchthesleepingtiger.Ifhewokeup,he_____you.
A.wouldattackB.shouldattackC.wouldhaveattackedD.willattack
6.Withoutelectricity,humanlife_____quitedifferenttoday.
A.isB.willbeC.wouldhavebeenD.wouldbe
7.HowIwishI____toreapairthewatch!Ionlymadeitworse.
A.hadtriedB.hadn''''ttriedC.havetriedD.didn''''ttry
8.Hedemandedthatthelaboratoryreport___immediatelyaftertheexperimentwasdone.
A.waswrittenB.bewrittenC.mustbewrittenD.wouldbewritten
9.IfonlyI_____howtooperateanelectroniccomputerasyoudo.
A.hadknownB.wouldknowC.shouldknowD.knew
10.Ifhe___totheteacherattentively,he___theanswertotheproblemnow.
A.hadlistened,wouldhaveknownB.listened,wouldknow
C.listened,wouldhaveknownD.hadlistened,wouldknow
11.Iwouldhavecomeearlier,butI___thatyouwerewaitingforme.
A.didn’tknowB.hadn’tknowC.wouldhaveknownD.haven’tknown
12.ItisreallystrangethatMarry,whoisstillacollegestudnet,___soearly.
A.hasbeenmarriedB.hasmarriedC.bemarriedD.wouldmarry
13.Theteacheragreedtothesuggestionthatthestudents___twoweekstopreparefortheexam.
A.giveB.shouldgiveC.begivenD.wouldbegiven
14.Iwasbusyyesterday,otherwiseI___yourbirthdayparty.
A.attendedB.hadattendedC.wouldattendD.wouldhaveattended
15.Thetwostrangerstalkedasifthey___friendsforyears.
A.wereB.wouldbeC.havebeenD.hadbeen
16.Itisimportantthatyou___acommunicationwithMr.Williansimmediately.
A.haveB.hadC.willhaveD.wouldhave
17.Itishightimewe___upourresults.
A.sumB.summedC.willsumD.wouldsum
18.Ifthedoctorhadbeenavailable,thechild___.
A.wouldnotdieB.wouldnothavediedC.couldnotdieD.couldnothavedied
19.Ican’tstandhim.Healwaystalksasthoughhe_______everything.
A.knewB.knowsC.hasknownD.hadknown
20.Ifyouhadtoldmeinadvance,I___himattheairport.
A.wouldmeetB.wouldhadmeetC.wouldhavemetD.wouldhavemeet
21.Kunarcantakehiscarapartandputitbacktogetheragain.Icertainlywishhe___mehow.
A.teachesB.willteachC.hastaughtD.wouldteach
22.Iwouldhavecalledyouupforhelphaditbeenpossible,butI___yourphonenumberthen.
A.hadn’thadB.didn’thaveC.shouldn’thaveD.couldn’thave
23.Ifit___anothertenminutes,thegamewouldhavebeencalledoff.
A.hadrainedB.wouldhadrainedC.haveseenD.didsee
24.Hesuggestedthatthey___useatrickinsteadoffighting.
A.shouldB.wouldC.doD.had
25.“Whydidn’tyoubuyanewcar?”“IwouldhaveboughtoneifI___enoughmoney.”
A.hadB.havehadC.wouldhaveD.hadhad
26.Irecommendedthatthestudent___hiscompositionassoonaspossible.
A.finishingwritingB.shouldfinishthewritingC.finishwritingD.finishedwriting
27.TheBakersarrivedlastnight,ifthey’donlyletusknowearlier,___atthestation.
A.we’dmeetthemB.we’llmeetthemC.we’dhavemetthemD.we’vemetthem
28.Wemighthavefailedifyou___usahelpinghand.
A.havenotgivenB.wouldnotgiveC.hadnotgivenD.didnotgive
29.TheLawrequiresthateveryone___hiscarcheckedatleastonceayear.
A.hasB.hadCwillhaveD.have
30ThelibrarianinsiststhatJohn___nomorebooksfromthelibrarybeforehereturnsallthebookshehadborrowed.
A.willtakeB.tookC.takeD.takes
31.Thencameawordfromourbossthatweall___atpresentathisofficerightaway.
A.beB.tobeC.wouldbeD.shallbe
32.---Helencouldn’tgottoFranceafterall.
----That’stoobad,I’msureshewouldhaveenjoyeditif___.
A.she’sgoneB.she’llgoC.she’dgoneD.she’dgo
33Imustgothereearlier.JohnhassuggestedthatI___anhourbeforethediscussionbegins.
A.goB.shallgoC.willgoD.wouldgo
34.Butfortheguidanceofourinstructor(导师),we___intheexperiment.
A.shouldn’tsucceedB.couldnothavesucceed
C.willnotsucceedD.shouldnothavesucceeded
35.Inthepastmengenerallywouldratherthattheirwives______inthehome.
A.workedB.wouldworkC.workD.wereworking
.36.Johndidnotfeelwellyesterday;otherwisehe_______toseehisclassmatesoff.
A.cameB.wouldcomeC.wouldhavecomeD.shouldbecoming
37.It’sabouttimepeople______noticeofwhatwomendidduringthewar.
A.takeB.tookC.havetakenD.willtake
38Somepeoplearetooparticularaboutschoolrecords,insistingthateveryapplicant______alldiplomasfromelementaryschooltouniversity.
A.hasB.willhaveC.shouldhaveD.musthave
39.Withoutelectroniccomputers,muchoftoday’sadvancedtechnology_______..
A.willnothavebeenachievedB.havenotbeenachieved
C.wouldnothavebeenachievedD.hadnotbeenachieved
40.Thesunrisesintheeastandsetsinthewest,soitseemsasifthesun________roundtheearth.
A.werecirclingB.circlesC.iscirclingD.becircling
41.Thereisarealpossibilitythattheseanimalscouldbefrightened,_______asuddenloudnoise.
A.beingthereB.shouldtherebeC.therewasD.therehavingbeen
42._______morecareful,hisshipwouldnothavesunk.
A.IfthecaptainwereB.Hadthecaptainbeen
C.ShouldthecaptainbeD.Ifthecaptainwouldhavebeen
43.ItishardformetoimaginewhatIwouldbedoingtodayifI________inlove,attheageofseven,withtheMelindaCoxLibraryinmyhometown.
A.wouldn’thavefallenB.hadnotfallenC.shouldfallD.weretofall
44.Sheinsistedthatshe________illofhimbehindhim,buthedidn’tbelieveit.
A.hadn’tspokenB.shouldn’tspeakC.wouldn’tspeakD.notspeak
45.Shecouldn’thaveansweredthequestionifshe________afewbooksonworldhistory.
A.hadn’treadB.hasn’treadC.wouldn’treadD.didn’tread
46.IwenttothemeetingyesterdaybecauseI_______nothingaboutthediscussionwithoutattendingit.
A.didn’tknowB.wouldknowC.knewD.wouldhaveknown
47.Isn’titabouttimethatyou________topickupthevisitorsfromNewYork?
A.wentB.shouldgoC.goD.willgo
48.Whenapencilispartlyinaglassofwater,itlooksasifit________.
A.breaksB.hasbrokenC.werebrokenD.hadbeenbroken
49.Hissilenceatthemeetingsuggestedthathe________toyourplan.
A.didn’tagreeB.hadn’tagreedC.wouldn’tagreeD.notagree
50..Theyoungmaninsistedthathe________nothingwrongand________freeimmediately.
A.did;setB.haddone;shouldbesetC.do;besetD.haddone;mustbeset
51.Ifyou________toseeMary,whatwouldyoutellher?
AareBwillbegoingChadDwere
52.Ifthewholeoperation____________beforehand,agreatdealoftimeandmoneywouldhavebeenlost.
AwasnotplannedBhasnotbeenplannedChadnotbeenplannedDwerenotplanned
53.IfI__________harderatschool,Iwouldbesittinginacomfortableofficenow.
AhadworkedBworkedCweretoworkDwereworking
54.IwishI____________longerthismorning,butIhadtogetupandcometoclass.
AcouldhavesleptBsleptCmighthavesleptDhaveslept
55.“Youareveryselfish.It’shightimeyou_________youarenotthemostimportantpersonintheworld,”Edgarsaidtohisbossangrily.
AhaverealizedBrealisedCrealizeDshouldrealise
56.IfIhadn’tstoodundertheladdertocatchyouwhenyoufell,you___________now.
Awouldn’tbesmilingBcouldn’thavesmiledCwon’tsmileDdidn’tsmile
57.__________formyillness,Iwouldhavelenthimahelpinghand.
ANotbeingBHaditnotbeenCwithoutbeingDNothavingbeen
58.Wereshetoleaverightnow,she___________thereonSunday.
AhadgotBmighthavegotCwouldgotDhasgot
59.Thechildreninthebackseatmighthavebeenseriouslyinjuredifthedriver________thatthey
wearseatbelts.
Ahasn’tbeeninsistingBhadn’tinsistedCwouldn’tinsistDwasn’tinsisting
60.ifonlyI_________morecarefulthatday!
AcouldbeBwouldhavebeenCshouldbeDhadbeen