2025届高三英语一轮复习语法专题 虚拟语气 课件

SubjunctiveMoodtranslationIfhehadsetoutearlier,hewouldbehomenow.Itisrequiredintheregulationsthatyoushouldnottellotherpeoplethepasswordofyoure-mailaccount.如果他早点出发，现在也该到家了。规则要求你不应该将个人邮箱的密码告诉别人。虚拟语气虚拟语气表示说话人所说的不是事实，而是一种假设、愿望、怀疑或推测。主要用于If引导的非真实条件从句。Ifhehadsetoutearlier,hewouldbehomenow.如果他早点出发，他现在也该到家了。IfI________(have)enoughmoney,I__________________(travelaround)theworld.wouldtravelaroundhadIfit________(rain)raintomorrow,thefootballmatch_______________(putoff).weretowouldbeputoffIfyouheatice,it________(turn)towater.turns虚拟语气可用于条件句中，条件句分两种，真实条件句和非真实条件句，只有非真实条件句中才使用虚拟语气。Fillintheblanks.If条件句虚拟情况从句主句与现在事实相反与过去事实相反与将来事实相反过去时(be的形式用were)过去完成时过去时/should+do/weretodowould/should/could/might+havedonewould/should/could/might+dowould/should/could/might+do在虚拟语气的从句中，动词“be”的过去时态一般用were，不用was；在口语中，有时用was。填词训练：①IfI_____you,Iwouldgotolookforhim.

如果我是你，就会去找他。②Ifhe_____here,everythingwouldbeallright.

如果他在这儿，一切都会好的。注意：be的形式werewere尽管主语是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有时在非真实条件句中，主句中谓语动词所表示的动作和从句中谓语动词所表示的动作不是同时发生的，这时动词的形式需要按照各自的时间来进行调整。错综时间条件句含蓄条件句假设的情况不用条件从句表示，而用其他方式来表示。1.用without等介词短语、分词短语或者独立主格结构来替代条件从句。Wemightnotdoalotofthingswithoutcomputer.Havingknownintime,wecouldhavestoppedit.2.用相当于if的其他连词表示虚拟结构。Iwasbusylastweek,otherwiseIwouldhavecometoseeyou.想一想，你还知道其他类似的连词吗？butthat(要不是)incase(假如)onconditionthat(条件是)otherwise(否则，不然)provided/providingthat(如果)aslongas(只要)suppose/supposingthat(假如)unless(除非)3.通过上下文来表示虚拟，需要具体加以分析。Iwouldhavegivenyoumoremoney,butIwassopoorthen.Youshouldhavecomeearlier.Thebusleftamomentago.Hecouldhavepassedtheexam,buthewasn’t

carefulenough.含蓄条件句虚拟语气中类似if用法的其他句型IwishIwereabird.IwishIhadbeenherelastnight.IwishIcouldbeofmoreuseinthefuture.wish现在：过去：将来：did（were）haddonewould(could)do

asif/asthough/ifonly的用法与wish一样。虚拟语气中类似if用法的其他句型wouldrather(that)现在：过去：未来：过去时过去时过去完成时Iwouldratheryoustayedathomenow.（与现在事实相反）

Iwouldratheryouhadgonethere.（与过去事实相反）It’s(high)timethat是什么意思？怎么用？Itishightimeyoushouldleave.It’stimethatwewenttobed.你该离开了。我们该去睡觉了。Itis/was(high)time+that+主语+shoulddo过去时“shoulddo”型虚拟语气1.insist2.order,command3.advise,suggest,propose4.demand,require,request,desire这些动词后面的宾语从句要使用虚拟语气用法。从句中的动词使用should+do，should可省略。e.g.HeinsistedthatIshouldstayforlunch.记忆方法：一个坚持，两个命令，三个建议，四个要求。Ithasbeendecidedthatthesportsmeet__________________(putoff)tillnextmonth.(should)beputoffItnecessarythatyou__________(go)there.(should)go在主语从句中，如果有suggested,decided,requested,ordered,proposed,important,necessary,natural,surprising,strange,funny,apity,ashame,anhonor等词，主语从句用虚拟语气，谓语动词用“(should)+do”。在表语从句或同位语从句中，如果有suggestion,proposal,order,insistence,plan,idea等词，表语从句或同位语从句用虚拟语气，谓语动词用“(should)+do”。“shoulddo”型虚拟语气Mysuggestionisthatwe(should)dotheexperimentagain.Hisproposalisthatthey(should)challengetheothergroupstoafriendlycompetition.在sothat,inorderthat,forfearthat等引导的从句中，谓语动词常用“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”型虚拟语气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

我不知道他的电话号码，否则我就打电话给他了。

Ididn'tknowhistelephonenumber,otherwiseIwouldhavetelephonedhim.2.他本可以给你更多的帮助，即使他很忙。

Hemighthavegivenyoumorehelp,eventhoughhewasverybusy.translation3.如果你昨晚没有看电影看到那么晚的话，你现在就不会那么困了。

Ifyouhadn’tseenthatfilmlatelastnight,youwouldn'tbesosleepy.

4.没有电，今天人类的生活就完全不同了。

Withoutelectricity,humanlifewouldbequitedifferenttoday.translation用括号中动词的适当形式填空。Mary_______(share)aflatwiththreeothergirls,butifit______(be)possible,she__________(live)inherown.Ifshe______(live)inthecountry,she___________(buy)al