TheSubjunctiveMoodTheSubjunctiveMood1虛擬語(yǔ)氣表示一種不能實(shí)現(xiàn)的假設(shè),該語(yǔ)法主要用于if條件狀語(yǔ)從句,也可用于主語(yǔ)從句、表語(yǔ)從句、賓語(yǔ)從句等。通常有三種情況：①與過去事實(shí)相反。②與現(xiàn)在事實(shí)相反。③與將來(lái)事實(shí)可能相反。虛擬語(yǔ)氣虛擬語(yǔ)氣表示一種不能實(shí)現(xiàn)的假設(shè),該語(yǔ)法主要用于if條件狀語(yǔ)從2條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與過去相反IfI(you,he/she,they,we)+had+過去分詞should/would/could/might+have+過去分詞例：IfIhadcomeheryesterday,Iwouldhaveseenhim.如果我昨天來(lái)，就會(huì)看見他了。

Ifyouhadgotupearlier,youcouldhavecaughtthetrain.如果你早一點(diǎn)起床，就會(huì)趕上火車的。

與過去相反條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與過去相反IfI3Iftheyhadstudiedhard,theycouldhavedoneiteasilythatday.1.如果他們以前努力學(xué)習(xí)的話，那天干的就會(huì)容易些。2.如果他不聽取我的建議，他就不會(huì)干得這樣好。Ifhehadnottakenmyadvice,hewouldn‘thavedoneitmuchbetterlikethis.Iftheyhadstudiedhard,they4IfI____________timelastnight,I_____________toseethefilmwithyou.hadhadwouldhavegoneIfI____________timelastni5Ifhemorecarefully,hethecaraccidentyesterday.haddriven

wouldnothavehad

Ifhemorec6IfIhowtoswim,Itrappedinthisisland.hadlearnt

wouldnothavebeen

IfIhowtos7Ifthestaffhadbeenmorecareful,

themallwouldnotbeonfirenow.Ifthestaffhadbeenmorecar8主句與從句的動(dòng)作發(fā)生在不同的時(shí)間,這時(shí)主從句位于動(dòng)詞的虛擬語(yǔ)氣形式因時(shí)間不同而不同,這叫做混合條件句.例句中從句與過去事實(shí)相反,主句與現(xiàn)在事實(shí)相反Ifyouhadaskedhimyesterday,youwould

knowwhattodonow.主句與從句的動(dòng)作發(fā)生在不同的時(shí)間,這時(shí)主從句位于動(dòng)詞的虛擬9條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與現(xiàn)在相反IfI(you,he/she,they,we)+動(dòng)詞過去式should/would/could/might+動(dòng)詞原形例：IfIwereateacher,Iwouldbestrictwithmystudents.IfIhadHIV,IwouldknowbecauseIwouldfeelsick.hadHIVwouldfeelwerewouldbe與現(xiàn)在相反條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與現(xiàn)在相反IfI10Whatwould

youdoifyouwonthelottery?IfIwon

thelottery,Iwould…Whatwouldyoudoifyouwont11IfIwonthelottery,Iwouldbuyanexpensivecar.

IfIwonthelottery,Iwould12IfIhadalotofmoney,

Iwouldbuyavilla.IfIhadalotofmoney,Iwo13IfIhadalotofmoneynow,Iwouldtravelaroundtheworld.IfIhadalotofmoneynow,14Ifitwerefinenow,Iwouldgoshopping.Ifitwerefinenow,Iwouldgo15IfI____ateacher,I….wereIfI____ateacher,I….were16條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與將來(lái)相反IfI(you,he/she,they,we)+動(dòng)詞過去式IfI(you,he/she,they,we)+should+動(dòng)詞原形IfI(you,he/she,they,we)+wereto+動(dòng)詞原形should/would/could/might+動(dòng)詞原形1.Iftheteacheraskedmetosolvetheproblemnexttime,Icouldtrymybest.2.Ifheshouldfailintheexperimentthistime,hewouldtryagain.3.Ifweweretopanic,wewouldnotbeabletohelp.與將來(lái)相反條件從句條件從句的謂語(yǔ)形式主語(yǔ)的謂語(yǔ)形式與將來(lái)相反IfI17如果你成功了，一切都會(huì)好起來(lái)。Ifyousucceeded,everythingwould

beallright.Ifyoushouldsucceed,everythingwouldbeallright.Ifyouweretosucceed,everythingwouldbeallright.如果你成功了，一切都會(huì)好起來(lái)。Ifyousucceede18Ifhegotupearly,hewouldbeontimeIfhegotupearly,hewouldb19wishInSubjunctivemood虛擬語(yǔ)氣的特殊用法：1wishInSubjunctivemood虛擬語(yǔ)氣的特殊20IwishIwereastallasyou.IwishIwereastallasyou.21IwishIwereabird.高二英語(yǔ)選修6語(yǔ)法課件22Iwisheverydayweremybirthday.Iwisheverydayweremybirth23Iwish/wishedIhadn’teatensomuchwatermelon.Iwish/wishedIhadn’t24Iwishitwouldraintomorrow.Iwishitwouldraintomorrow.25wish+did(與事實(shí)相反的情況,

)+haddone(與過去事實(shí)相反)+would/could/might+do(將來(lái)不大可能實(shí)現(xiàn)的愿望)wish+did(與事實(shí)相反的情況,)+haddon26另外DemandSuggestOrderProposeRequestCommandInsist…etc+(should)do表示愿望、建議、命令、請(qǐng)求等另外Demand+(should)do表示愿望、建議、命272asif/asthoughdid與現(xiàn)在事實(shí)相反的haddone與過去事實(shí)相反或想象的事物2asif/asthoughdid與現(xiàn)在事實(shí)相28Hebehavesasifheownedthehouse.(Buthedoesn’townitorprobablydoesn’townitorwedon’tknowwhetherheownsitornot.)Hebehavesasifheownedthe29HetalksaboutRomeasthoughhe

hadbeentherehimself.HetalksaboutRomeasthough30主語(yǔ)從句中的虛擬語(yǔ)氣在句型“Itisimportant(necessary,strange,natural)that....”中，that后面的從句中的謂語(yǔ)動(dòng)詞用：should+動(dòng)詞原形

[例句]It’snecessarythatweshouldhaveawalknow.

我們有必要出去散散步。It’snaturalthatsheshoulddoso.

她這樣做是很自然的。It’simportantthatweshouldtakegoodcareofthepatient.

重要的是我們要照顧好病人。

3主語(yǔ)從句中的虛擬語(yǔ)氣在句型“Itisimportant31虛擬語(yǔ)氣幾個(gè)特例1.

ifonly意為：若是...那該多好啊;真希望...;只要,只要...就好表示現(xiàn)在的情況,應(yīng)用過去式;如果是過去的情況,應(yīng)用過去完成時(shí)態(tài)IfonlyIhadarrivedintime!Ifonlyshedidn’tdrivesofast.2.

It’s(high/right)timethat…

that從句要用虛擬語(yǔ)氣：過去時(shí)或should+doIt’stimethatyouleft/shouldleavehere.虛擬語(yǔ)氣幾個(gè)特例1.ifonly意為：若是...那該多323.一些介詞短語(yǔ),如:butfor(要不是),without,otherwise(否則),等表示含蓄的條件,這時(shí)主句要用虛擬語(yǔ)氣

Withoutyourhelp,wewouldnothavemadesuchrapidprogress.

Butformybrother'shelp,Iwouldnothavefinisheditontime.Ihadtodosth.moreimportant,otherwiseImighthavehelped.虛擬語(yǔ)氣幾個(gè)特例3.一些介詞短語(yǔ),如:butfor(要不是),wit33Alan___thepartyifhehadgonetoLondon.A.wouldhavemissedB.hadmissedC.wouldmissD.missed2.—Itwasthedrug，notthedisease，thatkilledtheboy.—Hewouldbestillalivetodayifhe________thatdrug.A.nottake

B.shouldn’thavetakenC.didn’ttake

D.hadn’ttakenExercises√√Alan___thepartyifhehadg343.Simonlooksasthoughhenever___asquaremeal(吃得飽),thoughhisparentsfeedhimverywell.A.getB.gettingC.gotD.shouldget4.HeistalkingsomuchaboutAmericaasifhe___there.A.hadbeenB.wereC.wasD.been√√3.Simonlooksasthoughhene355.–HaveyoueverbeentoBeijing?--No,butIwishI___.A.haveB.willC.doD.had6.Whenapencilispartlyinaglassofwater,itlooksasifit＿＿＿＿.

A.breaksB.hasbroken

C.werebroken

D.hadbeenbroken

√√5.–HaveyoueverbeentoBei367.(2002上海高考題)ItishardformetoimaginewhatIwouldbedoingtodayifI________inlove，attheageofseven，withtheMelindaCoxLibraryinmyhometown.A.wouldn’thavefallen

B.hadnotfallenC.shouldfall

D.weretofall√7.(2002上海高考題)Itishardforme378.Ifit________sohard，we’dgototown.A.isn’training

B.weren’trainingC.doesn’train

D.hasrain9.IwishI________youyesterday.A.saw

B.didseeC.hadseen

D.wereto