陕西省某二中高中英语 虚拟语气（2）课件.ppt

虚拟语气 概念 虚拟语气是动词的一种特殊形式 用来表达说话人的愿望 意图 建议 惊奇 设想等未能实现以及在说话人看来实现可能性很小的情况 ii 虚拟语气的特点 虚拟语气表达的是与客观现实相反的观念 iii 虚拟语气的形式 非真实条件句 should 类 过去时及过去完成时态 类 非真实条件句 注 虚拟语气中助动词be一律用were 不用was woulddosthshould could might wouldhavedonesthshould could might woulddosthshould could might ifsbdidsth ifsbhaddonesth ifsbdidsth shoulddosth weretodosth 1 idon thaveacarandi mnothappy 2 i mnotabird ican tfly 3 hedoesn ttakehisteacher sadvice hedoesn tpasstheexam 4 itisraining wewon tgoforapicnic 表示与现在事实相反 a ifihadacar iwouldbeveryhappy b iwouldbeveryhappyifihadacar butidon thaveone a ifiwereabird icouldfly b icouldflyifiwereabird butiamnotabird soican tfly a ifhetookhisteacher sadvice hemightpasstheexam b hemightpasstheexambuthedoesn ttakehisteacher sadviceandhedoesn tpasstheexam a ifitweren training wewouldgoforapicnic b wewouldgoforapicnicbutitisraining 1 ifmyfather herenow he tellmewhattodo a were wouldbwere willcis woulddis will 2 ifi abee i workmuchharder awere wouldbwere shallchad willdhave should 3 ifi 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wouldhavepreventedbhadbeen wouldpreventcwere wouldpreventdwere wouldhaveprevented 3 i ifshe me awouldhaveoverslept didn tcallbwouldhaveoverslept hadn tcalledcoverslept hadn tcalleddwouldoverslept didn tcall 4 ifhe he thatfood luckilyhewassenttothehospitalimmediately awaswarned wouldnottakebhadbeenwarned wouldnothavetakencwouldbewarned hadnottakendwouldhavebeenwarned hadnottaken 5 she tothepartyifshe invited awouldhavegone hadbeenbwouldgo wascwouldhavegone wasdhasgone d a b b a 1 i mnottwentyyearsold soiwon ttakethecomputercourse 2 iwon tdoso ofcoursehewon tfeelsurprised 3 hesayshewillnotcome ifhe what we do 3 表示与将来事实相反 ifiweretwentyyearsold iwouldtakethecourseofcomputerscience iwouldtakethecomputercoursebutiamnottwentyyearsold ifididso shewouldfeelverysurprisedshoulddoweretodo shewouldfeelverysurprisedifidid shoulddo weretodothat butiwon tdothat soshewillnotfeelsurprised shouldcome woulddo ex 1 it sprobablethatitwon traintomorrow butifit iwouldstillgotothepark ashouldrainbwouldraincrainsdhadrained 2 idon tthinkthatishallfail butifi iwouldtryagain ashouldfailbwouldfailcfaileddhadfailed 3 tomorrow whatshouldwedo aifitrainsb shoulditrainc woulditraind wereitraining注 书面语中 if 虚拟语气倒装形式的使用 如果 if 从句中含有 were had 或 should 时 则可省略连词 if 而把 were had 或 should 移至主语之前 eg 1 wereiyou ifiwereyou iwould 2 hadtheynotcomelasttime iftheyhadnotcomelasttime wewouldhavedone 3 shoulditraintomorrow ifitshouldraintomorrow shewould a a b a suggest 建议 thatsb should dosthinsistordercommandrequirerequestdemandprefer 1 theteachersuggestedwe should finishtheworkattheendofnextweek 3 theofficerorderedthattheenemy should besurroundedinthevillagebeforedaylight 2 hisuncleinsiststhathe should gotothebest knownuniversityinsteadofsomecommonones b it ssuggestedthatsb should dosthorderedrequireddemandeddecidedc itisnecessary strangethatsb should dosthimportant should 类 theteachersuggestedthatthework finish befinished cf theexpressiononhisfacesuggestedthathe be unhappy 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hadbetterbringbwouldbringcbroughtdbring 7 you themeetingheldyesterday whyareyouabsent ahadwatchedbmighthavewatchedcweretowatchdwouldwatch 8 shedidn tcomeyesterday oryou him ahadseenbmighthaveseencweretoseedwouldsee b d d b 9 you lastwednesday youmightknowitwellnow awere tocomeb if camec had comed did come 10 iwasillthatday otherwisei thesportsmeet a wouldhavetakenpartinbtookpartinchadtakenpartindwouldtakepartin 11 shecouldn thaveansweredthequestionifshe afewbooksonworldhistory adidn treadbwouldn treadchaven treaddhadn tread c a d 12 whenapencilispartlyinaglassofwater itlooksasifit abreaksbhasbrokencwerebrokendhadbeenbroken c 13 weshouldhavearrivedsoonerexceptwe aflattyre ahadbwouldchasnotdhas 14 whydidn tyouhelphim iwouldhave ididn thavethemoney astillbbutcotherwi