2025屆高三英語一輪復(fù)習(xí)語法專題 虛擬語氣 課件

SubjunctiveMoodtranslationIfhehadsetoutearlier,hewouldbehomenow.Itisrequiredintheregulationsthatyoushouldnottellotherpeoplethepasswordofyoure-mailaccount.如果他早點(diǎn)出發(fā)，現(xiàn)在也該到家了。規(guī)則要求你不應(yīng)該將個(gè)人郵箱的密碼告訴別人。虛擬語氣虛擬語氣表示說話人所說的不是事實(shí)，而是一種假設(shè)、愿望、懷疑或推測(cè)。主要用于If引導(dǎo)的非真實(shí)條件從句。Ifhehadsetoutearlier,hewouldbehomenow.如果他早點(diǎn)出發(fā)，他現(xiàn)在也該到家了。IfI________(have)enoughmoney,I__________________(travelaround)theworld.wouldtravelaroundhadIfit________(rain)raintomorrow,thefootballmatch_______________(putoff).weretowouldbeputoffIfyouheatice,it________(turn)towater.turns虛擬語氣可用于條件句中，條件句分兩種，真實(shí)條件句和非真實(shí)條件句，只有非真實(shí)條件句中才使用虛擬語氣。Fillintheblanks.If條件句虛擬情況從句主句與現(xiàn)在事實(shí)相反與過去事實(shí)相反與將來事實(shí)相反過去時(shí)(be的形式用were)過去完成時(shí)過去時(shí)/should+do/weretodowould/should/could/might+havedonewould/should/could/might+dowould/should/could/might+do在虛擬語氣的從句中，動(dòng)詞“be”的過去時(shí)態(tài)一般用were，不用was；在口語中，有時(shí)用was。填詞訓(xùn)練：①IfI_____you,Iwouldgotolookforhim.

如果我是你，就會(huì)去找他。②Ifhe_____here,everythingwouldbeallright.

如果他在這兒，一切都會(huì)好的。注意：be的形式werewere盡管主語是he，依然要用were！Ifyou___________(work)harderthen,yourcondition________________(better)now.hadworkedwouldbebetterIfyou___________(follow)thedoctor’sadvicethen,you________________(be)allrightthen.hadfollowedwouldhavebeenIfyou_____________(prepare)wellforhislessonsyesterday,he____________(have)somanydifficultiesnow.hadpreparedwouldn’thave有時(shí)在非真實(shí)條件句中，主句中謂語動(dòng)詞所表示的動(dòng)作和從句中謂語動(dòng)詞所表示的動(dòng)作不是同時(shí)發(fā)生的，這時(shí)動(dòng)詞的形式需要按照各自的時(shí)間來進(jìn)行調(diào)整。錯(cuò)綜時(shí)間條件句含蓄條件句假設(shè)的情況不用條件從句表示，而用其他方式來表示。1.用without等介詞短語、分詞短語或者獨(dú)立主格結(jié)構(gòu)來替代條件從句。Wemightnotdoalotofthingswithoutcomputer.Havingknownintime,wecouldhavestoppedit.2.用相當(dāng)于if的其他連詞表示虛擬結(jié)構(gòu)。Iwasbusylastweek,otherwiseIwouldhavecometoseeyou.想一想，你還知道其他類似的連詞嗎？butthat(要不是)incase(假如)onconditionthat(條件是)otherwise(否則，不然)provided/providingthat(如果)aslongas(只要)suppose/supposingthat(假如)unless(除非)3.通過上下文來表示虛擬，需要具體加以分析。Iwouldhavegivenyoumoremoney,butIwassopoorthen.Youshouldhavecomeearlier.Thebusleftamomentago.Hecouldhavepassedtheexam,buthewasn’t

carefulenough.含蓄條件句虛擬語氣中類似if用法的其他句型IwishIwereabird.IwishIhadbeenherelastnight.IwishIcouldbeofmoreuseinthefuture.wish現(xiàn)在：過去：將來：did（were）haddonewould(could)do

asif/asthough/ifonly的用法與wish一樣。虛擬語氣中類似if用法的其他句型wouldrather(that)現(xiàn)在：過去：未來：過去時(shí)過去時(shí)過去完成時(shí)Iwouldratheryoustayedathomenow.（與現(xiàn)在事實(shí)相反）

Iwouldratheryouhadgonethere.（與過去事實(shí)相反）It’s(high)timethat是什么意思？怎么用？Itishightimeyoushouldleave.It’stimethatwewenttobed.你該離開了。我們?cè)撊ニX了。Itis/was(high)time+that+主語+shoulddo過去時(shí)“shoulddo”型虛擬語氣1.insist2.order,command3.advise,suggest,propose4.demand,require,request,desire這些動(dòng)詞后面的賓語從句要使用虛擬語氣用法。從句中的動(dòng)詞使用should+do，should可省略。e.g.HeinsistedthatIshouldstayforlunch.記憶方法：一個(gè)堅(jiān)持，兩個(gè)命令，三個(gè)建議，四個(gè)要求。Ithasbeendecidedthatthesportsmeet__________________(putoff)tillnextmonth.(should)beputoffItnecessarythatyou__________(go)there.(should)go在主語從句中，如果有suggested,decided,requested,ordered,proposed,important,necessary,natural,surprising,strange,funny,apity,ashame,anhonor等詞，主語從句用虛擬語氣，謂語動(dòng)詞用“(should)+do”。在表語從句或同位語從句中，如果有suggestion,proposal,order,insistence,plan,idea等詞，表語從句或同位語從句用虛擬語氣，謂語動(dòng)詞用“(should)+do”?！皊houlddo”型虛擬語氣Mysuggestionisthatwe(should)dotheexperimentagain.Hisproposalisthatthey(should)challengetheothergroupstoafriendlycompetition.在sothat,inorderthat,forfearthat等引導(dǎo)的從句中，謂語動(dòng)詞常用“could/might/should+do”。He

took

his

raincoat

with

him

in

case

it

should

rain.

I

will

not

make

a

noise

for

fear

that

I

(should\might)

disturb

you.

“shoulddo”型虛擬語氣Youdidn’tletmedrive.Ifwe__________(drive)inturn,you________________(notget)sotired.2.______it__________(notbe)foryourhelp,Icouldn’thavemadeanyprogress.haddrivenwouldn’thavegotHadnotbeenFillintheblanks3.—HasMrSmithrecoverednow?—Yes.Who__________________(think)thatsuchaseriousillnesscouldbecured?4._____________it___________(rain)tomorrow,thematchwouldbecalledoff.wouldhavethoughtWere/Shouldtorain/rain5.MostofthestudentsfeltratherdisappointedattheEnglishparty.Theysaidthatit_________________________(organize)better.6.Jeandoesn’twanttoworkrightawaybecauseshethinksthatif___________________________(get)ajob,sheprobablywouldn’tbeabletoseeherfriendsveryoften.couldhavebeen/shouldget/gotweretogetorganized7.Muchlabourwouldhavebeensavedifelectroniccomputer_________________(invent)before.8.—Welldone,Jack！

—Thanks.Butgivenmoretime,I___________________________(do)itbetter.hadbeeninventedcould/would/mighthavedone

我不知道他的電話號(hào)碼，否則我就打電話給他了。

Ididn'tknowhistelephonenumber,otherwiseIwouldhavetelephonedhim.2.他本可以給你更多的幫助，即使他很忙。

Hemighthavegivenyoumorehelp,eventhoughhewasverybusy.translation3.如果你昨晚沒有看電影看到那么晚的話，你現(xiàn)在就不會(huì)那么困了。

Ifyouhadn’tseenthatfilmlatelastnight,youwouldn'tbesosleepy.

4.沒有電，今天人類的生活就完全不同了。

Withoutelectricity,humanlifewouldbequitedifferenttoday.translation用括號(hào)中動(dòng)詞的適當(dāng)形式填空。Mary_______(share)aflatwiththreeothergirls,butifit______(be)possible,she__________(live)inherown.Ifshe______(live)inthecountry,she___________(buy)al