虛擬語氣虛擬語氣虛擬語氣用于非真實條件句

從句謂語形式主句謂語形式例句與現(xiàn)在事實相反過去式(be動詞用were)would/should/could/

might+動詞原形IfIwereyou,Iwould

seizethechance.與過去事實相反had+過去分詞would/should/could/

might+have+過去分詞Ifyouhadtakenmyad-

vice,youwouldn'thavefailed.與將來事實相反①過去式②should+動詞原形③wereto+動詞原形would/should/could/

might+動詞原形Ifheshouldn'tcome

tomorrow,wewouldput

offthemeeting.使用“(should+)動詞原形”的虛擬語氣1.用于賓語從句以下動詞后的賓語從句常常使用虛擬語氣,即謂語為“(should+)動詞原形”

Theteacherrecommendedthateveryone(should)takeanactivepartintheEnglishparty.易錯提示suggest作“暗示、表明”講,

insist作“堅持說”講,賓語從句的謂語動詞不使用虛擬語氣形式,而使用陳述語氣。Thesmileonhisfacesuggestedthathewassatisfiedwithourwork.Themaninsistedthathehadneverstolenthemoney.易錯提示省略if的虛擬語氣如果if從句中含有were/should/had時,則可以省略if,把這三個詞置于句首,采用倒裝語序。IfIwereyou,Iwouldgototheparty.→WereIyou,Iwouldgototheparty.Ifitshouldhappen,whatwouldyoudo?→Shouldithappen,whatwouldyoudo?Ifyouhadcomeearlier,youwouldcatchthebus.→Hadyoucomeearlier,youwouldcatchthebus.2.

用于主語從句Itisdesired/suggested/proposed/recommended/necessary/important/strange/

natural/apity/essential+that從句,

從句的謂語動詞用“（should）+動詞原形”,Itissuggestedthatthemeeting(should)beputofftillnextweek.Itisstrangethathe(should)havetreatedhisparentslikethat.3.

用于表語從句和同位語從句在suggestion、proposal、order、idea、request、advice等名詞后的表語從句和同位語從句中要用虛擬語氣,

謂語構(gòu)成是“(should)+動詞原形”Weallagreedtohissuggestionthatwe(should)gotoDalianforsightseeing.

虛擬語氣在wish、asif、ifonly后的句子中條件從句謂語形式例句從句謂語動詞與主句謂語動詞同時發(fā)生過去式(be動詞用were)Ifonly/HowIwishIwereaflyingbird!Helooksasifhewereanartist.從句謂語動詞先于主句謂語動詞發(fā)生had+過去分詞IfonlyIhadseenthefilm!=HowIwishIhadseenthefilm!ShespeaksEnglishsofluentlyasifshehadstayedinAmericaforalongtime.從句謂語動詞后于主句謂語動詞發(fā)生would+動詞原形HelearnsEnglishsohardasifhewouldgototheU.S.A.他如此努力學習英語,好像他要去美國。虛擬語氣在“wouldrather+that從句”中條件從句謂語形式例句對現(xiàn)在或?qū)淼奶摂M過去式(be用were)I'drathertheydidn'thearofthenews.對過去的虛擬had+過去分詞I'dratherIhadnottoldhimthebadnews.虛擬語氣在“Itis(high)time+that從句”中that從句謂語形式例句過去式或“should+動詞原形”,且should不能省略Itis(high)timethatyouwent/shouldgotoschool.虛擬語氣用于含蓄條件句中有時為了表達的需要,在虛擬語氣中并不總是出現(xiàn)if引導的條件從句,而

是通過其他手段來代替條件從句。Withoutyourhelp,wecouldn'thavefinishedtheworkaheadoftime.=Butforyourhelp,...=Ifithadnotbeenforyourhelp,...=Haditnotbeenfor

yourhelp,...Iwasillthatday.Otherwise,Iwouldhavetakenpartinthesportsmeeting.

Hetelephonedtoinformmeofyourbirthday,orIwouldhaveknownnothing

aboutit.Afewhoursearlier

(=Ifyouhadcomeafewhoursearlier),

youwouldhavebeenabletomeetthefamouswriter.單句填空1.IwishI_______________abletotellhimallaboutitlastnight.

2.IfI_______________(have)moretime,Iwouldhavegonewithhim.

3.TheJadeEmperororderedthattheMonkeyKing_______________(arrest)rightaway.

4.Themaninsistedthathe_______________(send)there.

5._______________(be)Iyou,Iwouldtakeanumbrellawithme.

6.Lookattheclock!It’s(high)timewe_______________(go)home.

7.Heorderedthework__________________(start)atonce.

8.I’dratheryou_______________(stay)athomealldaytoday.

hadbeenhadhad(should)bearrested(should)besentWerewent(should)bestartedstayed解題技法單句填空1．TheAntarcticaissomysteriouslydescribedbysomepeople.IfonlyI_________(be)therebefore!2．Ouronlyrequestisthatthis________________(settle)assoonaspossible.3．Ibelievehemusthavehadanaccident；otherwisehe________________(arrive)ontime.4．Ifit_________________________(rain)tomorrow，theywouldnotgooutforapicnic.5．Ifyou_________(take)myadvice，youwouldnothavefailedintheexam.hadbeen(should)besettledwouldhavearrivedshouldrain/weretorain/rainedhadtaken單句填空6．HowIwisheverystudent________(have)ascientificandsystematicstudymethod！7．IfIhadn’tbeenfacedwithsomanybarriers，I______________(not，be)whereIam.(2020·江蘇)8．Iwishmymother__________(stop)interferingandletmemakemyowndecisions.9．MyfathersuggeststhatI___________(