2020年大學(xué)英語四級(jí)考試專題輔導(dǎo)課件

大學(xué)英語專題輔導(dǎo)

專題一：重點(diǎn)語法部分大學(xué)英語專題輔導(dǎo)

專題一：重點(diǎn)語法部分第一章虛擬語氣

虛擬語氣是動(dòng)詞的一種特殊形式，用來表示一種假設(shè)、意愿、建議、請(qǐng)求等不可能成為事實(shí)的情況。

1．虛擬語氣用于非真實(shí)條件句

非真實(shí)條件句，往往表示一種不真實(shí)的假設(shè)。一般地，非真實(shí)條件句由連接詞If引導(dǎo)，但也可以省略，還有其它一些形式的非真實(shí)條件句。

第一章虛擬語氣虛擬語氣是動(dòng)詞的一種特殊形式，用來1．1．謂語動(dòng)詞的各種形式

在If引導(dǎo)的非真實(shí)條件句中，謂語動(dòng)詞具有以下特殊形式：

1．1．謂語動(dòng)詞的各種形式

在If引導(dǎo)的非真實(shí)條件句中，與現(xiàn)在從句

did,were,V-ed事實(shí)相反

主句

would(should,could,might)+v.與過去從句

had+V-ed/been事實(shí)相反主句would(should,could,might)+have+v-ed對(duì)未來的從句

wereto/should+v

虛擬推測(cè)主句

would(should,could,might)+v.

與現(xiàn)在從句did,were,V-1.1.1.和現(xiàn)在事實(shí)相反的非真實(shí)條件句

這類非真實(shí)條件句表示和現(xiàn)在事實(shí)相反的情況。比如：

--Iwould/shouldcertainlygoifIhadthetime.如果我有時(shí)間，我一定會(huì)去的。--IfIwereyourfather,Iwouldcriticizeyoumoreseverely.

如果我是你父親，我會(huì)更嚴(yán)厲地批評(píng)你。

1.1.1.和現(xiàn)在事實(shí)相反的非真實(shí)條件句

這類非真實(shí)條--Howniceitwouldbeifyoucouldstayabitlonger！如果你能久留些日子，那多好啊！

--IfIknewhisaddress,Iwouldbeabletowritetohim.如果我知道他的地址，我就能給他寫信了。--Ifhewerehere,hemightbeabletohelp.如果他在這里，他或許會(huì)幫忙的。2020年大學(xué)英語四級(jí)考試專題輔導(dǎo)課件1.1.2.和過去事實(shí)相反的非真實(shí)條件句

這類非真實(shí)條件句表示過去未發(fā)生的事情，和過去事實(shí)相反。比如：

1.1.2.和過去事實(shí)相反的非真實(shí)條件句

這類非真--IfIhadleftalittleearlier,Iwouldhavecaughtthetrain.如果我早一點(diǎn)離開的話，我就會(huì)趕上火車了。--Theman’slifemighthavebeensavedifhehadbeensenttoabetterhospital.如果把那個(gè)人送到一家更好的醫(yī)院的話，他也許回被救活的

--IfIhadleftalittleearli--IcouldhavedonebetterifIhadbeenmorecareful.我要是更細(xì)心一些的話，會(huì)做得更好的。Youwouldn’thavecaughtcoldifyouhadputonmoreclothes.你如果多穿些衣服，就不會(huì)著涼了。2020年大學(xué)英語四級(jí)考試專題輔導(dǎo)課件1.1.3.對(duì)未來事情的虛擬推測(cè)

這類非真實(shí)條件句表示對(duì)未來事情的虛擬推測(cè)。

--IfIwereto/shoulddoit,Iwoulddoitinadifferentway.

1.1.3.對(duì)未來事情的虛擬推測(cè)

這類非真實(shí)條件句

這類非真實(shí)條件句表示對(duì)未來事情的虛擬推測(cè)。--IfIwereto/shoulddoit,Iwoulddoitinadifferentway.如果我去做這事的話，我會(huì)用不同方式去做的。--Ifthisweretohappenagain,wewouldn’tletyouoffsoeasily.

如果這樣的事情再次發(fā)生，我們不會(huì)如此輕易的放過你的。--Iftheyshoulddaretoinvadeourcountry,wewouldwipethemoutcompletely.

如果他們膽敢侵略我們國(guó)家，我們會(huì)將他們?nèi)肯麥绲簟?/p>

這類非真實(shí)條件句表示對(duì)未來事情的虛擬推測(cè)。1.1.4.省略If的非真實(shí)條件句

虛擬條件句中的連接詞if省略時(shí)，要把were,had,should移到從句的主語之前。比如:---WereIrich(=ifIwererich),Iwouldgiveyousomemoney.如果我富有的話，我會(huì)給你一些錢的。1.1.4.省略If的非真實(shí)條件句

虛擬條件句中的連接--HadIhadmoretime(=IfIhadhadmoretime),Iwouldhavefinishedmyhomework.如果我有更多些時(shí)間，我一定已經(jīng)完成家庭作業(yè)了。--Shouldhecomeearly(=Ifheshouldcomeearly),tellhimtowaitforhiswife.如果他來得早，告訴他等候他的妻子。

--HadIhadmoretime(=IfIh1.1.5.錯(cuò)綜時(shí)間非真實(shí)條件句

主句表示的動(dòng)作和從句表示的動(dòng)作所發(fā)生的時(shí)間不一致時(shí)，動(dòng)詞的形式要根據(jù)表示的時(shí)間進(jìn)行調(diào)整

，如果從句表示過去，而主句表示現(xiàn)在，或者從句表示現(xiàn)在，而主句表示過去，可以使用混合虛擬形式.

--Ifshehadtakenthedoctor’sadvice,shewouldn’tbeinhospitalnow.

如果她聽從醫(yī)生建議的話，現(xiàn)在也就不會(huì)住院了。1.1.5.錯(cuò)綜時(shí)間非真實(shí)條件句--Ifshehadt如果湯姆通過了大學(xué)考試，他現(xiàn)在就在這所大學(xué)里學(xué)習(xí)了。

--Ifshewasn’tsobusynow,shemighthavejoinedusinthework.

如果她現(xiàn)在不那么忙，她或許會(huì)參加我們的工作。

--Tomwouldbestudyingattheuniversitynowifhehadpassedtheentranceexamination.如果湯姆通過了大學(xué)考試，他現(xiàn)在就在這所大學(xué)里學(xué)習(xí)了。

--I1.1.6.含蓄條件句

英語中有些句子從形式上看不包含條件從句，但在意義上卻是非真實(shí)條件句，這類句子稱為含蓄條件句，這樣的句子可分為三類

1.1.6.含蓄條件句

英語中有些句子從形式上看不包含條1.省略整個(gè)條件句

--Suchmistakescouldhavebeenavoided.(省略了ifwehadbeenmorecareful).

這樣的錯(cuò)誤本來是能夠避免的。

--Ishouldhavecaughtthetrain.(省略了ifIhadleftalittleearlier)

我本應(yīng)該趕上火車的。1.省略整個(gè)條件句2.用介詞或介詞短語表示的非真實(shí)條件句--Butforairandwater,nolivingthingcouldexist.

沒有氧氣和水，任何生物都不能生存。--Withoutsteel,therewouldbehardlyanyindustrytotalkabout.沒有鋼，幾乎任何工業(yè)都無從談起。--Iwouldhavedonethesameinthatposition.我要是處于那個(gè)位置，也會(huì)那樣做的.

2.用介詞或介詞短語表示的非真實(shí)條件句

3.通過上下文來表示非真實(shí)條件句--Iwasillthatday,otherwiseIwouldhavecometoseeyou.

那天我生病了，否則我就來看你了。--Youcannotdothat.Itwouldruinyourlife.

你不能那樣做，那會(huì)毀了你的一生。--Tomjustgivesupeverythingfor

her.Herrywouldn’tbethatsilly.

湯姆為她放棄一切，亨利才不會(huì)那么傻呢。3.通過上下文來表示非真實(shí)條件句

1.2.虛擬語氣用于賓語從句

1.2.1.句型“…wishthat…”

在wish后的that賓語從句中：1.如果表示對(duì)現(xiàn)在的愿望，從句謂語要使用過去時(shí):

（1）從句謂語動(dòng)詞如果是be，則用were形式。（2）從句謂語動(dòng)詞如果是行為動(dòng)詞，則用過去時(shí)形式。--IwishIwereabird.但愿我是只鳥兒。--Iwishyoudidn’ttalklikethat.

但愿你沒有那樣說。1.2.虛擬語氣用于賓語從句

2.如果表示對(duì)將來的愿望，從句謂語動(dòng)詞用“would(could,might)+動(dòng)詞原形”

的形式。

--Iwishyouwoulddothefavorforme.

但愿你會(huì)幫我這個(gè)忙。--IwishIcouldspeakseverallanguages.

但愿我會(huì)說好幾種語言。2020年大學(xué)英語四級(jí)考試專題輔導(dǎo)課件3.如果表示對(duì)過去沒有實(shí)現(xiàn)或不可能實(shí)現(xiàn)的愿望，從句謂語動(dòng)詞用過去完成時(shí)形式“had+done/been

”形式。--Iwishyouhadn’tmadesomanyspellingmistakesinthelastexam.

但愿上次考試你沒出那么多拼寫錯(cuò)誤。--IwishthatIhadlistenedtoyouradvice.多希望我那時(shí)聽了你的話。3.如果表示對(duì)過去沒有實(shí)現(xiàn)或不可能實(shí)現(xiàn)的愿望，從句謂語動(dòng)詞用1.2.2.句型“主語+引起虛擬的動(dòng)詞+含虛擬語氣的賓語從句”

1.英語中有很多表示愿望、請(qǐng)求、命令、建議等意義的動(dòng)詞，當(dāng)它們作為謂語引導(dǎo)賓語從句時(shí),從句謂語必須用“(should)+動(dòng)詞原形”的形式.常用的這類動(dòng)詞有：1.2.2.句型“主語+引起虛擬的動(dòng)詞+含虛擬語氣的賓語從demand,insist,suggest,command,request,order,propose,desire,require,urge,maintain,deserve,recommend,intend,move,ask,prefer,advise,decide等等。--Theteacherinsistedthatallthestudents(should)beontime.

老師要求學(xué)生們準(zhǔn)時(shí)到校。--Hesuggestedthattheregulations(should)berevised.他建議修改規(guī)則。demand,insist,suggest,command,Thelawyeraskedthatthecase(should)bepostponedforonemonth.

律師要求案子往后推遲一個(gè)月。但是，請(qǐng)注意：1.在書面語中，should常常可以省略，在TOEFL考試中，should必須省略。Thelawyeraskedthatthecase2.在動(dòng)詞expect,believe,think,suspect等的否定形式或疑問形式后，其賓語從句的謂語可用虛擬語氣，其形式為“should+動(dòng)詞原形或完成時(shí)用來表示驚訝、困惑、懷疑、不滿等情緒。比如：

--Ineverexpectedthattheproblemshouldbesocomplicated.

我從未想到問題會(huì)如此復(fù)雜。--Theyjustcouldn’tbelievethatthenewstadiumshouldbesobig.

他們簡(jiǎn)直不能相信新的體育館會(huì)如此大。--Idon’tthinkheshouldhavedonethefavorforyou.我覺得他是不會(huì)幫你忙的。

2.在動(dòng)詞expect,believe,think,s

1.3.

虛擬語氣用于主語從句

1.3.1.

句型1.表達(dá)虛擬語氣的主語從句的一般形式為：

Itis/was+引起虛擬語氣的形容詞或過去分詞+含虛擬語氣的主語從句2.這類主語從句常常用于表示要求、建議、命令、請(qǐng)求、提議等，其謂語形式往往為“（should）+動(dòng)詞原形”的形式。在美國(guó)，常省略should，而在英國(guó)，則往往不省略should。

1.3.

虛擬語氣用于主語從句比如：--Itisnecessarythatthemachine(should)beoiledeveryday.

機(jī)器必須天天上油。--Itisdesiredthateverystudent(should)passtheexam.

要求每位學(xué)生都得通過考試。比如：1.3.2.可以引導(dǎo)這類虛擬語氣的主語從句的形容詞和過去分詞

1.一般形容詞important,necessarynatural,possible,essential,vital,appropriate,better,best,imperative,probable等等。

1.3.2.可以引導(dǎo)這類虛擬語氣的主語從句的形容詞和過去分詞Itisimportant/vital/necessary/essentialthattheenvironment(should)beprotected.2.表示驚訝、厭惡、不解等意義的形容詞：用來強(qiáng)調(diào)“驚訝”的語氣。pity,interesting,strange,odd,amazing,astonishing,surprising,annoying,ridiculous,absurd,sorry,shocked,astonished,unthinkable,incredible等等。

Itisimportant/vital/necess--Itisamazingthathe(should)finishtheworksosoon.

--Itisapity/interesting/strange/odd/surprising/annoying/absurd/ridiculousthatamanlikehim(should)makesuchafoolishmistake.--Iamsorry/shocked/astonishedthathe(should)feelthatway.

在這里，should用于強(qiáng)調(diào)“驚訝”的意義。--Itisamazingthathe(shoul3.“特殊”形容詞，這些形容詞往往與上面所列的能引起虛擬語氣的動(dòng)詞相對(duì)應(yīng)。

如：advisable,desirable,urgent,preferable等等。

--Itisdesirablethattheclassroom(should)becleanedinanhour.

希望教室在一個(gè)小時(shí)內(nèi)打掃干凈。--Itisadvisablethatanotheruniversity(should)besetup.

建立另一所大學(xué)是行得通的。3.“特殊”形容詞，這些形容詞往往與上面所列的能引起虛擬語氣

4.動(dòng)詞過去分詞，這些分詞也往往與上面所列的能引起虛擬語氣的動(dòng)詞相對(duì)應(yīng)。比如：

desired,advised,decided,required,requested,proposed,ordered,demanded,insisted,arranged,moved,suggested等等。

Itisrecommended/decided/requested/suggestedthattherules(should)beprotected.4.動(dòng)詞過去分詞，這些分詞也往往與上面所列的能引起虛擬語氣1.4.虛擬語氣用于狀語從句

1.4.1.由asif/though引導(dǎo)的表語從句和方式狀語從句

1.其謂語形式跟wish后的賓語從句中的謂語形式一樣，有如下形式：（1）如果表示與現(xiàn)在事實(shí)相反，從句謂語要使用過去時(shí)，即：從句謂語動(dòng)詞如果是系動(dòng)詞be，則用were形式；如果是行為動(dòng)詞，則用過去時(shí)形式。（2）如果表示與過去事實(shí)相反，從句謂語用過去完成時(shí)形式“had+動(dòng)詞的過去分詞”，也可用“could/would+動(dòng)詞的完成時(shí)”形式。（3）如果表示與將來事實(shí)相反，從句謂語為“would(could,might)+動(dòng)詞原形”的形式。

1.4.虛擬語氣用于狀語從句2.舉例--Helooksasifhewereill.他看上去仿佛病了。

--Thismachineoperatedasthoughithadbeenrepaired.這機(jī)器運(yùn)行良好，仿佛修理過一樣。--Theytalkedasiftheyhadbeenfriendsforyears.

他們交談起來似乎是多年的朋友一樣。--Itseemsasifitwerespringalready.現(xiàn)在仿佛已經(jīng)是春天了。

2.舉例1.4.2.由某些連詞引導(dǎo)的讓步狀語從句

以下連詞可以引導(dǎo)讓步狀語從句：lest,forfearthat,whether等。

--Hetookhisraincoatwithhimlestitshouldrain.他隨身帶上雨衣，生怕下雨。

--Wehidbehindsomebushesforfearthatpassers-byshouldseeus.我們躲在矮樹后，以防過路人看見。

--Allmatter,whetheritbegas,liquidorsolid,ismadeupofatoms.

所有物質(zhì)，無論是氣體、液體、還是固體，均由原子組成。

1.4.2.由某些連詞引導(dǎo)的讓步狀語從句

1.4.3.由某些連詞引導(dǎo)的條件狀語從句

1．可以引導(dǎo)含有虛擬語氣的條件狀語從句的連詞有：incase(假使，說不定)unless（除非，如果不）supposing（假如）providing（倘若）onconditionthat（如果）

2.這類條件狀語的謂語動(dòng)詞可用動(dòng)詞的過去時(shí)形式，也可用“（should）+動(dòng)詞原形”或“may(might,could,would)+動(dòng)詞原形”的形式。

1.4.3.由某些連詞引導(dǎo)的條件狀語從句

3.舉例--IwillgetsomebeerincaseJohnshouldcomehere.

我會(huì)弄些啤酒，以便約翰來這里。--Unlessheweremyfriend,Ishouldnotexpecthishelp.

如果他不是我的朋友，我不會(huì)期待他的幫助。--Supposinghenevercame!Whatwouldyoudothen?

假設(shè)他不來！你們將怎么辦呢？--Providingyouhadtheopportunitytogoabroad.Wherewouldyougo?

假若你有機(jī)會(huì)出國(guó)，你會(huì)上哪兒去？3.舉例1.4.4.由某些連詞引導(dǎo)的狀語從句

1.可以引導(dǎo)含有虛擬語氣的目的狀語從句的連詞有：inorderthat;sothat

2.這種目的狀語從句的謂語動(dòng)詞用“may/might或can/could+動(dòng)詞原形”形式。1.

舉例--Shelistenedcarefullyinorderthatshemightdiscoverexactlywhathewanted.

她仔細(xì)聽著，以圖發(fā)現(xiàn)她真正想要的東西。--Shetookthefrontseatsothatshecould/mighthearmoreclearly.

她坐在前排以便聽得更清楚些。

1.4.4.由某些連詞引導(dǎo)的狀語從句1.4.5.由某些代詞或詞組引導(dǎo)的讓步狀語從句1.可以引導(dǎo)含有虛擬語氣的讓步狀語從句的代詞或詞組有：wh-ever型代詞，nomatterwh-型詞組。2.這種讓步狀語從句的謂語動(dòng)詞通常用“（

may）+動(dòng)詞原形”的形式；若指過去的動(dòng)作，則用（may）+

havedone。1.4.5.由某些代詞或詞組引導(dǎo)的讓步狀語從句.舉例--Whateverdefectshemayhave,heisanhonestman.

無論他有什么缺陷，他都是一個(gè)誠(chéng)實(shí)的人。

--Iwon’tletyouinwhoeveryoumaybe.無論你是誰，我都不會(huì)讓你進(jìn)來。

--Comewhatmay,we’llgoahead.無論發(fā)生什么情況，我們都要干下去。--Youmustn’tbeproud,howevermuchyoumayhaveachieved.不管你取得了多大成就，都不應(yīng)驕傲。.舉例1.5.其它表示虛擬語氣的句型

1.5.1.虛擬語氣用于表語從句和同位語從句

1.

當(dāng)表語從句的主語和同位語的先行詞是能夠引起虛擬語氣的抽象名詞時(shí)，從句必須用虛擬語氣.其形式為：從句的謂語動(dòng)詞用“(should)+動(dòng)詞原形”的形式。

2.能夠引起虛擬語氣的抽象名詞（1）一般名詞：idea,motion,plan等等。（2）與那些能夠引導(dǎo)虛擬語氣的動(dòng)詞相對(duì)應(yīng)的名詞。比如：

advice,demand,desire,order,proposal,preference,

requirement,suggestion,decision,recommendation等等1.5.其它表示虛擬語氣的句型--Yoursuggestionthathebeinvitedwasrejected.

你的關(guān)于邀請(qǐng)他的建議被拒絕了。--Mysuggestionisthathe(should)takepartinthegame.我建議讓他參加比賽。--Whatdoyouthinkofmyproposalthatwe(should)gotowatchthegamenextSunday?

我建議下周日去看比賽，你們認(rèn)為如何？

--Yoursuggestionthathebei1.5.2.一些特殊句型1.

句型“hadhoped/thought+賓語從句”

表示“過去未實(shí)現(xiàn)的愿望或想法”，有“本來希望，本來以為”之意，從句謂語要用“would+動(dòng)詞原形”的形式。--Mikehadhopedthatshewouldanswerhisletter.

邁克本來以為她會(huì)回他信的。

1.5.2.一些特殊句型2.句型“wouldrather/wouldsooner/would(just)assoon+從句”

這種句型后面常接省去that的從句，從句謂語用過去時(shí)表示還不是事實(shí)，用過去完成時(shí)表示發(fā)生在過去的但沒有實(shí)現(xiàn)的事情。

--Iwouldrathertheycametomorrow.我希望他們明天來。

--Iwouldrathertheyhadcomeyesterday.我真希望你昨天來了。（其實(shí)沒有來）

--Iwouldjustassoonyoupostedtheletterrightaway.

我真希望你立即把這封信寄出去。2.句型“wouldrather/wouldsooner

3.句型“

Itis(high,about)time(that)…”

這種從句謂語使用“should＋動(dòng)詞原型”時(shí)，表示對(duì)現(xiàn)在事實(shí)的虛擬；使用動(dòng)詞的過去時(shí)，是對(duì)未來的虛擬推測(cè)；現(xiàn)在一般使用后一種形式。比如：

--Itistime(that)wewenttobed.--Itishightime(that)weputanendtothiscontroversy.3.句型“Itis(high,about)tim4.句型Ifonly…

Ifonly表示“但愿”、“要是…就好了”之意，其用法和句型“Iwish…”

基本相同，只是更富有感情色彩，與should連用，表示一時(shí)很難實(shí)現(xiàn)的愿望。

--IfonlyIcouldfly!我要是會(huì)飛就好了！--IfonlyIwouldpassthefinalexam!但愿我能通過期末考試！--Ifonlytherainwouldstop.這雨要是停下來就好了。4.句型Ifonly…５.虛擬語氣可以用于otherwise或or引導(dǎo)的并列分句--Idon’tknowhisaddress;otherwiseIwouldwritehimearlier.

我不知道他的地址，否則我早就給他寫信了。--Ididn’tknowhisaddress;otherwiseIwouldhavewrittenhimearlier.以前我不知道他的地址，否則我早就給他寫信了。

５.虛擬語氣可以用于otherwise或or引導(dǎo)的并列分句６.虛擬語氣用于表示祝福、愿望、詛咒、禁止等意義。

--Mayyoubehappy!祝你幸福！

--LonglivethePeople’sRepublicofChina!

中華人民共和國(guó)萬歲！

--Godblessyou!上帝保佑你！--Goddamnyou!該死的！--Heavenforbid!天理不容！--Sobeit.但愿如此／就這樣吧。--Deviltakehim!混蛋！６.虛擬語氣用于表示祝福、愿望、詛咒、禁止等意義。

7.

虛擬語氣用于使語氣變得委婉和客氣--Wouldyoumindopeningthewindowforme?你能給我打開窗子嗎？--I’dliketogowithyou.我和你去。--Youmightaswellputthemeetingoffforafewdays.你們不妨把會(huì)議推遲幾天。--Theleadershipwouldn’tallowit.領(lǐng)導(dǎo)上恐怕不會(huì)同意。

7.

虛擬語氣用于使語氣變得委婉和客氣練習(xí)1：

1.IwishI____youbetter.A.knowB.knewC.willknowD.haveknown2..

Iwishedit_____butitdid.A.

occurrednotB.hadnotoccurredC.wouldnotoccurD.didnotoccur

3.IfonlyI____theanswer,Iwouldhavetoldyou.A.knewB.haveknownC.wouldknowD.hadknown

4.IfI____tomorrow,whatwouldwedo?A.willnotriseB.wouldnotriseC.didnotriseD.hadnotrise

練習(xí)1：5.____,Iwouldtakeanumbrellawithme.A.HadIbeenyouB.IwereyouC.WereIyouD.Ihadbeenyou

6.UnlessyoulearntGerman,there____littlepointinyourgoingtoaGermanuniversity.A.wouldbeB.willbeC.canbeD.wouldn’tbe

7.It’shightime____himaseverelessonforbeingoftenlate.A.yougiveB.yougaveC.you'llgiveD.youshouldgive5.____,Iwouldtakeanumbrel8.Ifwedidnothaveatmosphericpressure,we

automobiletires.A.

cannothaveB.couldnothaveC.willnothaveD.arenothaving9.Thedoctorsuggestedthatyourbrother

hisrighthand.A.avoidtouseB.avoidusingC.hasavoidusingD.avoidedtouse10.Iwouldbegratefulifyou

thearrangementsforme.A.makeB.weretomakeC.madeD.wouldmake8.Ifwedidnothaveatmosphe11.Ifthere

afire,ringthenumber119.

A.isB.wereC.shouldbeD.be12.Itisimportantthateachofyou_____anotebooktoclasswithyoueveryday.A.willbringB.mustbringC.bringsD.bring13.Werecommendthatwork____atonce.

A.startB.startsC.willstartD.started14.Theradioistoonoisy.Iwishyou____down.A.willturnB.wouldturnC.aretoturnD.canturn11.Ifthereafire,r15.Ifyouhadn’ttoldmeaboutit,I____unawareofthefactsnow.A.wouldstillhavebeenB.mstillC.wouldstillbeD.wasstill16.I’djustassoon____rudelytoher.A.thatyouwon’tspeakB.younotspeaking

C.younotspeakD.youdidn’tspeak17.Benwouldhavestudiedmedicineifhe____toamedicalschool.A.couldbeabletoenterB.hadbeenadmittedC.wasadmittedD.wereadmitted15.Ifyouhadn’ttoldmeabou18.IfBob____withus,hewouldhavehadagoodtime.A.wouldcomeB.wouldhavecomeC.hadcomeD.came19.WehadhopedthatMary____wellagain.A.willsoonbeB.hadsoonbeenC.issoonD.wouldsoonbe20.Ifyouhadtakenthemedicineyesterday,you____sobadnow.A.wouldn’thavefeltB.don’tfeelC.wouldn’tbefeelingD.aren’tfeeling18.IfBob____withus,hewo21.Ifhewerereallyhonest,he____thetruthatlastmeeting.A.wouldtellB.toldC.shouldhavetoldD.musthavetold22.Butforthestorm,I____homebeforenight.A.wouldbeB.wasC.wouldhavebeenD.hadbeen23.Ifithadnotbeenforlily,I____.A.

shallnothaveunderstooditB.wouldn’tunderstanditC.mightnothaveunderstooditD.donotunderstandit21.Ifhewerereallyhonest,h24.Itisnecessarythatthecourseingeneralscience____takenbeforethechemistrycourse.A.isB.beC.tobeD.willbe25.Ifithadnotbeenforthestormwe____muchearlier.A.shouldarriveB.shouldhavearrivedC.wouldarriveD.mightarrive26.Itisvitalthatyou____ourcompetitorstoknowourplans.A.donotpermitB.willnotpermitC.notpermitD.havenotpermitted24.Itisnecessarythatthec28.MayIbegthatyou____anydecisioninthismatteruntilIseeyou?A.donotmakeB.willnotmakeC.notmakeD.didnotmake29.Thestudentsrequestthatthey____givenlesshomework.A.beB.areC.willbeD.were30.Hetalksasifhe____everything.A.knowsB.hasknownC.knewD.willknow31.----What’sMary’ssecondname?----How____Iknow?A.canB.shouldC.doD.could28.MayIbegthatyou____an32.Ifyou____amoment,I’llgoandtellthemanagerthatyouarehere.A.willwaitB.waitedC.waitD.weretowait33.Youwillloseweightifyou____onadiet.A.willgoB.wentC.goD.hadgone34.Ifyou____themovielastnight,youwouldn’tbesosleepy.A.haven’twatchedB.didn’twatchC.wouldn’thavewatchedD.hadn’twatched

32.Ifyou____amoment,I’ll35.Iamsorrythathe____theoffer.A.

shouldrefuseB.hasrefuseC.refusesD.shouldhaverefused36.Ifthedoctorhadbeenavailable,thechild____.A.wouldnotdieB.wouldnothavediedC.couldnotdieD.couldnothavedie37.Heworeamasksothatnoone____him.A.canrecognizeB.mayrecognizeC.recognizeD.shouldrecognize

35.Iamsorrythathe____th38.Ididn’tknowhistelephonenumber;otherwiseI____him.A.telephonedB.hadtelephonedC.wouldhavetelephonedD.wastelephoning39.Hadshebeengivensomeinformation,she____thequestion.A.wouldanswerB.couldanswerC.couldhaveansweredD.answered40.Wehungoutalanternlesthe____lostinthemist.A.getsB.getC.willgetD.got38.Ididn’tknowhistelephon41.Itisbestthatyou____yourtripatonce.A.cancelB.canceledC.willcancelD.aretocancel42.Ifeelveryuncomfortable.IwishI____somuch.A.donoteatB.didnoteatC.hadnoteatenD.havenoteaten43.Thepictureexhibitionboredmetodeath.IwishI____toit.A.hadnotgoneB.havenotgoneC.didnotgoD.cannothavegone

41.Itisbestthatyou____y44.Atthethoughtheshookhimself,asthoughhe____fromanevildream.A.wokeB.wakesC.wouldwakeD.hadwoke45.Iwon’tletyouoffwhoever____.A.youareB.youwillbeC.youmaybeD.yoube46.Yourexaminationresultswerequitesatisfactory,but____ifyouhadspentlesstimeinplayingbasketball.A.

wouldn’ttheybebetterB.wouldn’ttheyhavebeenbetterC.hadn’ttheybeenbetterD.weren’ttheybetter44.Atthethoughtheshookhi47.Nomatterwhat____IamdeterminedtodowhatIthinkitright.A.yousayB.youwillsayC.yousaidD.youmaysay48.Itwassuggestedthatthisnaughtyboy____A.willbepunishedB.couldbepunishedC.waspunishedD.bepunished49.IfWatergate____Nixonwouldnothaveresignedfromthepresidency.A.hadnotoccurredB.wasnotoccurredC.didnotoccurD.wouldnotoccur47.Nomatterwhat____Iamd50.Itisastonishingthatapersonofyourintelligence____betakeninsoeasily.A.couldB.shouldC.mightD.would51.Itwasdecidedthatthematter____referredtospecialcommittee.A.wasB.beC.tobeD.wastobe52.Whatwouldhappensupposingtheworld____spinning.A.stopB.stoppedC.wouldstopD.hadstopped

50.Itisastonishingthatap53.Thelaunchingoftherocketwasdelayedhalfanhourbybadweather.Iftheweather____goodtheywouldhavelauncheditat8:40insteadofat9:10.A.beB.wereC.hadbeenD.wouldbe54.Whydopeoplealwaysweardarkclothesatnight?Ifthey____lightcoloredclothesdriverswouldseethemmuchmoreeasily.A.wearB.wouldwearC.woreD.hadworn53.Thelaunchingoftherocket55.Ididnotrecognizehimatfirstbecausehewaswearingdarkglasses;ifhe____them,I____himimmediately.A.wasn’twearing…couldrecognizedB.wasn’twearing…couldhaverecognizedC.hadn’tbeenwearing…mightrecognizeD.hadn’tbeenwearing…couldhaverecognized56.____electroniccomputersnotbeenused,itwouldhavetakenthemalongtimetosolvethecomplicatedproblem.A.HadB.HaveC.HasD.Were55.Ididnotrecognizehimat57.Withoutair,we____forcedtoseekshelterfromthesun,asthere____noatmospheretoprotectusfromthesun’sdeadlyrays.A.will,beB.maybe,maybe

C.wouldbe,wouldbeD.are,is58.Intheabsenceoffriction,belts____inconveyingpowerfromonemachinetoanother.A.willnotbeusedB.maynotbeusedC.cannotbeusedD.couldnotbeused57.Withoutair,we____force59.Itisdecidedthatnosmoking____intheroomA.isallowedB.beallowedC.willbeallowedD.shouldhavebeenallowed60.Thedoctorinsistedthatthispatient____forthesedays.A.notworkhardB.worknothardC.notworkhardD.doesnotworkhard2020年大學(xué)英語四級(jí)考試專題輔導(dǎo)課件61.Theleaderraisedhisvoicesothatwe____.A.couldallhearB.canallhearC.allshouldhearD.allmayhear62.Heturnedtheradiodownverylowinorderthathe____disturbtheoldladydownstairs.A.shouldn’tB.maynotC.shallnotD.couldn’t63.Thedoctorinsistedthathispatient____.

A.thathenotworktoohardfortwomonthsB.takeiteasyfortwomonthsC.takingiteasyinsideoftwomonths

D.totakesomevacationstwomonths61.Theleaderraisedhisvoice64.Ifhehadn’ttakenglovesoff,he____frostbitten.A.won’thavegotB.hadn’tgotC.wouldn’thavegotD.shouldn’thavegot65.Ifyouhadbeenhere,what____?A.shouldyoudoB.wouldyouhavedoneC.haveyoudoneD.didyoudo66.---Whyareyouinsuchbadtemper?---BecauseIhavebeenwaitingforanhourinanicywind.Ifyou____foranhourinanicywind,you____inbadtemper,too.

64.Ifhehadn’ttakenglovesA.werewaiting……wouldbeB.waited……h(huán)adbeenC.hadbeenwaiting……wouldhavebeD.hadbeenwaiting……wouldbe67.Everything____ifNancyhadnotcalledthefirebrigade.A.willbedestroyedB.willhavedestroyedC.woulddestroyD.wouldhavebeendestroyed68.Thechairmanrequestedthat____.A.themembersstudiedmorecarefullytheproblemB.theproblemwasmorecarefulnesslystudied

A.werewaiting……wouldbeC.withmorecarefulnesstheproblemcouldbestudiedD.themembersstudytheproblemmorecarefully69.____hewouldhavecometotheclass.A.IfMikeisabletofinishhishomeworkB.WouldMikebeabletofinishhishomeworkC.IfMikecouldfinishhishomeworkD.IfMikehadbeenabletofinishhishomework70.IfIhadseenthesignal,I____.A.wouldstopB.wouldhavestoppedC.musthavestoppedD.hadstoppedC.withmorecarefulnessthep71.Somescientistssaythatitisessentialthatmankind____theamountofthepollutioninbigcities.A.reduceB.reducedC.bereducedD.willreduce72.IfIcouldswim,I____withyoutothereservoiryesterday.A.wouldgoB.wentC.hadgoneD.wouldhavegone73.Theywouldstillbemissingatseaifapassingship____them.A.didnotspotB.hadnotspottedC.wasnotspottingD.wouldnotspot71.Somescientistssaythati74.WedarenotplayjokesonMr.Kanelesthe____angry.A.willbecomeB.shouldbecomeC.becomesD.became75.Itisagreatpitythatyou____havedonesuchathing.A.oughttoB.shouldC.couldD.might76.Itwasessentialthattheapplicationforms____backbeforethedeadline.A.mustbesentB.weresentC.wouldbesentD.besent74.Wedarenotplayjokeson77.Itishighlydesirablethatanewpresident____forthiscollege.A.appointedB.beappointedC.isappointedD.hasbeenappointed78.Butfortheworker’shelp,we____.A.shouldn’tsucceedB.couldnothavesucceedC.willnotsucceedD.shouldnothavesucceed79.____yourhelp,Iwouldnothavefinishedmywork.A.ButthatB.ButforC.ButifD.Thanksto

77.Itishighlydesirabletha80.Thetrafficwasveryheavy,otherwiseI____there20minutesearlier.A.wouldbeB.shouldbeC.wouldhavebeenD.hadbeen81.AsIhavenothingtodonow,I____aswellgowithyou.A.shouldB.wouldC.couldD.might82.Nomachinewouldworkforlongifit____properlylubricated.A.isn’tB.weren’tC.hasn’tD.won’t80.Thetrafficwasveryheavy83.I____tothepartyifIhadhadaninvitation.A.wouldgoB.wouldhavegoneC.wentD.oughttogo84.IfIhadwings,I____tothemoon.A.wouldhaveflownB.wouldflyC.canflyD.fly85.Youradvicethatshe____tillnextweekisreasonable.A.waitsB.willwaitC.istowaitD.wait83.I____tothepartyifIh86.____today,shewouldgettherebyFriday.A.IfsheleavesB.WereshetoleaveC.WassheleavingD.Wouldsheleave87.Themanager__thatthenewemployersgothroughprofessionaltrainingbeforetheystartedworking.A.persistedB.insistedC.resistedD.assisted88.You’dbetterkeepaseatforherincaseshe____.A.comingB.