Revisionfor

ModalVerbs

1●ThebasicusesofModalVerbs

6、Dare

7、Need8、oughtto

1、Can/could

2、May/might3、Must4、Shall/should

5、will/would

21.Can表示能力Theparrotcanspeakthreelanguages.表示允許CanIborrowthebookfromthelibrary.表示可能性ShanghaicanbeverycoldinMarch.Could過去式；語(yǔ)氣更委婉2.Can與beabletoCan表示一般能力，而beableto表示經(jīng)過學(xué)習(xí)訓(xùn)練可以達(dá)到的能力。3May表示可能性表示允許表示祝愿Might過去式；語(yǔ)氣更委婉Eg.1.Shemaybestillwaitingforus.

2.MayIcomein?3.Mayyouhaveahappyholiday.41.Must表示肯定的猜測(cè),但只用于肯定句，而mustn’t表示“禁止、不準(zhǔn)”Eg:Shemustbethere.Youmustn’tsmokehere.2.Must、havetoMust表示主觀Haveto表示客觀需求“不得不….”Eg:1.Youmusteatitup.2.It’sraining,wehavetogohome.5Shall/should

1、第一、三人稱疑問句中表示“請(qǐng)求或征求對(duì)方意見。Eg.ShallIgetyouacupofcoffee?2、第二、三人稱陳述句中表示命令/警告威脅“應(yīng)該，必須”Eg:Youshouldbehereontime.should過去式語(yǔ)氣更委婉6Will/would1、表示意愿

I’lltrymybesttoworkoutthedifficulty.2、表示意圖Whatwillyoudo?3、表示請(qǐng)示

Willyouhelpmetoputthesebooksinorder?71、情態(tài)動(dòng)詞:用于否定、疑問句、條件從句中。

eg.

1.Idarenotswim.(darenotdosth)2.Howdareyoudosuchfoolishthings?3.Iwon’tallowyoutoswimintheriver,evenifyoudaredoit.Dare2、實(shí)意動(dòng)詞:后加不定式。

eg.Shedarestojump.

8Need1、情態(tài)動(dòng)詞用于否定句，疑問句。Eg:Youneedn’tfinishyourhomeworktoday.NeedIcomehomeearly?2、實(shí)意動(dòng)詞用法似dare,用作不定式。

Maryneedstofinishreading.9Oughtto1、應(yīng)該……

一般可與should互換

Eg:Lindyhasabadcold,weoughttovisither.2、其否定式為oughtnottoEg.Theoldoughtnottoeattoomuchsugar.101、情態(tài)動(dòng)詞的過去式與原形相比，多點(diǎn)禮貌，少點(diǎn)冒昧，語(yǔ)氣更為委婉。2、情態(tài)動(dòng)詞在一般疑問句中的回答：①Canyousing?②MayIcomein?③MustIhandinthebooknow?④NeedIfinishitnow?Yes,Ican.No,Ican’t.Yes,youmay.No,youmustn’t.Yes,youmust.No,needn’t/don’thaveto.Yes,youmust.No,youneedn’t.11Thesubjunctive

mood

12定義：用來表示說的話不是事實(shí)，或者是不可能發(fā)生的情況，而是一種愿望，建議，假設(shè)的語(yǔ)氣叫虛擬語(yǔ)氣。13一、虛擬語(yǔ)氣在條件狀語(yǔ)從句中的用法（if條件句）現(xiàn)在過去未來did/werehaddonewould/could/should/might+V.(原)would/could/should/might+have+p.p.1.did/were2.shoulddo3.weretodowould/could/should/might+V.(原)Eg:IfIwereyou,Iwouldworkharder.Eg:IfIhadworkedhard,Iwouldhavepassedtheexam.Eg:1.Ifsheshouldnotcometomorrow,weshouldputoffthemeeting.

2.Ifitweretosnow,Iwouldbeprettyhappy.

從句

主句14Ifyou__________tomorrow,you_________findthenewmanagerworkingintheoffice.A.shouldcome;wouldB.wouldcome;wouldC.willcome;shouldD.comes;mightAIftheparents______atthehospitalearlieraftertheaccident,thechildwouldhavebeensaved.A.arrivesB.arriveC.hadarrivedD.hasarrivedC15Ididn’tseeyoursisteratthemeeting.Ifshe__________,shewouldhavemetmybrother.A.hascomeB.didcomeC.cameD.hadcomeD

Ifmylawyer_______herelastSunday,he_______mefromgoing.A.hadbeen;wouldhavepreventedB.hadbeen;wouldpreventC.were;wouldpreventD.were;wouldhavepreventedA16Ifyouhadtoldmeinadvance,I__________himattheairport.A.wouldmeetB.wouldhadmeetC.wouldhavemetD.wouldhavemeet

CIftherewerenorsubjunctivemood,English_____mucheasier.A.WillbeB.wouldhavebeenC.couldhavebeenD.wouldbeD17二、虛擬語(yǔ)氣特殊句型：wish

+賓語(yǔ)從句現(xiàn)在：過去：未來：過去時(shí)(did/were)過去完成時(shí)(haddone)would/could/might+V.shouldIwishIwereabird.(現(xiàn)在)IwishIhadn’tmadesuchamistake.(過去)Wewishourparentswouldn’tpunish(懲罰）us.(未來)18Exercises:“HaveyouvisitedtheScienceMuseum?”“No,butIreallywishI_______.”

A.had B.did C.have D.willAIdidn’tgototheparty,butIdowishI_____there.A.wasB.wereC.hadbeenD.wentCIwishI_________youyesterday.A.seeB.didseeC.hadseenD.weretoseeC

19Thepictureexhibitionboredmetodeath.IwishI___________toit.A.hadn’tgoneB.haven’tgoneC.didn’tgoD.couldnothavegoneAHowIwishI__________that!Everybodypresentwasangrywithme.A.didn’tgoB.hadn’tdoneC.wouldn’tdoD.wasn’tdoingB20-----Heisabraveman.-----Yes,IwishI_________hiscourage.A.HaveB.hadC.willhaveD.wouldhaveBTomcantakehiscarapartandputitbacktogetheragain.Icertainlywishhe_____mehow.A.teachesB.willteachC.hastaughtD.wouldteachD21HowIwishI_________suchagoodchancebefore.A.didn’tseeB.hadn’tmissedC.metD.havegotBIwishtherain_________stop.A.willB.wouldC.mayD.canB222.wouldratherthat--現(xiàn)在：過去：未來：Iwouldratheryoupaidmenow.(現(xiàn)在)Iwouldratheryouhadgone,too.(過去)Don’tcome.Iwouldratheryoucametomorrow.(未來)過去時(shí)過去時(shí)過去完成時(shí)233.asif/though+從句現(xiàn)在：過去：過去時(shí)過去完成時(shí)Helooksasifheweredrunk.Theytalkedasiftheyhadbeenfriendsforyears.Shelovesthebabyasifitwereherownson.Itseemsasifitwerespring.Irememberthewholethingasifithadhappenedyesterday.24Whenapencilispartlyinaglassofwater,itlooksasifit__________.A.breaksB.hasbrokenC.werebrokenD.hadbeenbrokenCTheactoris58yearsold.Butheactsasifhe_______ayoungman.A.isB.willbeC.amD.wereD25Shesingsasifshe_________aboy.CA.isB.wasC.wereD.areWefeltasifwe_________eachotherforyears.CA.knewB.wereknowingC.hadknownD.haveknowing264.It’s(about/high)time+that--過去時(shí)你該走了。我們?cè)撍X了。It’shightimethatyouwent.It’shightimethatyouweregoing.It’stimethatwewenttobed.275.表示要求，命令，建議的虛擬語(yǔ)氣。賓語(yǔ)從句。常見動(dòng)詞：一個(gè)堅(jiān)持：insist兩個(gè)命令：order,command

三個(gè)建議：advise,suggest,propose四個(gè)要求：demand,require,request,desire

這些動(dòng)詞后面的賓語(yǔ)從句要使用虛擬語(yǔ)氣用法。即從句中的動(dòng)詞使用should+動(dòng)詞原形，或者將should省略。28我們建議Tom去休息一下。他堅(jiān)決要求我到場(chǎng)。國(guó)王命令囚犯明天要實(shí)施死刑。他們要求我們派他們?nèi)ツ莾汗ぷ?。WesuggestedthatTom(should)havearest.HeinsistedthatI(should)bepresent.Thekingorderedthattheprisoners(should)bekilledthenextday.Theyrequestedthatwe(should)sendthemtoworkthere.296.without和butfor構(gòu)成虛擬。(butfor要不是)與現(xiàn)在事實(shí)相反，主句would/should/could/might+v原型與過去事實(shí)相反，主句would/should/could/might+havedoneWithoutsunlight,people’slifewouldbedifferentfromtoday.Butforyourhelp,Iwouldn’thavefinishedthework.Withoutyourhelp,Iwouldhavefailed.Butforwater,itwouldbeimpossibletoliveinthedesert.307.Ifonly…(要是…就好了)

與現(xiàn)在事實(shí)相反用過去式與過去事實(shí)相反用過去完成時(shí)與將來事實(shí)相反用should/could/would/might+v原型IfonlyIknewhisname!Ifonlywehadfollowedyouradvice!IfonlyIcouldseehimagain!要是我們的父母能和我們住在一起就好了。要是我沒錯(cuò)過火車就好了！Ifonlyourparentscouldlivewithus!IfonlyIhadn’tmissedthetrain!318.It’snecessary/strange/natural/important+that---從句中的動(dòng)詞要用虛擬，即(should)+動(dòng)詞原形Itisimportantthatwe(should)masteraforeignlanguage.Itisstrangethatsherefusetocometotheparty.It’snecessarythatweshouldstudyhard.32三：虛擬語(yǔ)氣假設(shè)條件句型注意點(diǎn)：1.假設(shè)條件從句謂語(yǔ)動(dòng)詞發(fā)生的時(shí)間與主句所假設(shè)的謂語(yǔ)動(dòng)詞不一致，叫做錯(cuò)綜條件虛擬語(yǔ)氣。主句和從句的謂語(yǔ)動(dòng)詞要依照假設(shè)的時(shí)間而頂。Iftheweatherhadbeenfiner,thecropswouldbegrowingstillbetter.Ifyouhadfollowedtheteacher’sadvice,youwouldn’tbeinthehospital.332.假設(shè)條件虛擬倒裝。條件從句中有should，were，had三個(gè)助動(dòng)詞可以把if省略，并將這三個(gè)詞提至句首。IfIwere