虚拟语气ppt

虚拟语气

【学习目标】

ersomebasicknowledgeofsubjunctivemood.

meexercistomasterthegrammar.

虚拟语气(Subjunctivemood)

概念:一种表示愿望，建议，假设的语气，用来表示说的话

不是事实，或者可能性很小的情况。

if引导的条件句的虚拟语气:dn^tcreatedthemonster,

hiswifewouldn^thavedied・

2.1fIhadonemillionnow,Iwoulddonateittopoorpeople・

ouldbefinetomorrow,Iwouldgotoclimbthemountain.

虚拟语气动词形式对应

时间

动词形式

;从句主句

与现在事实相反

动词过去式（be的过

去式一般用were）

would

should+动词原形

couldmight

与过去事实相反had+过去分词

would

should+have+过去分

苹couldmight

0

与将来事实可能

相反

1•动词过去式

2・should+动词原形

+动词原形

would

should+动词原形

could

might

【跟踪演练】

1.要是我上个学期努力学习英语的话，我就不会考试失败了。

IfIhadstudiedEnglishhardlastterm,Iwouldn^thavefailed

theexam.

2.假如他今晚能回来的话，他也许会给你一些建议。

Ifheweretocomebackthivening，hemightgiveyousome

advice.

3•要是我是你，我明天就向老师道歉。

IfIwereyou，Iwouldapologizetotheteachertomorrow.

4.要是我是你，我就听老师的建议。

IfIwereyou,Iwouldfollowtheteacher^sadvice.

if条件句的省略和倒装

省略if的条件句需符合的条件：

条件句的谓语动词有系动词were,助动词had或should,可将if

省略，而把were,had,should移到主语前。

请看下例:

ou，Iwouldtryitagain.

eenthereyesterday，hewouldhaveenthefilm.

3・Shoulditsnowtomorrow,wewouldn5tgoout.

if条件句的倒装

if溜,had,should,were句首走。

【跟踪演练】

1.____todothework，Ishoulddoitsomeotherday.

于WereI

2._____difficulties,wewouldbesuccessful.

Shouldweovercome

eovercome

C・Mightweovercome

eovercome

3・___theexam,hewouldhaveattendedcollege.

sd

pasd

ouldpass

4.____fiveminutearlier,youcouldhaveenthemoff.

houldarrive

B・Ifyouarrive

^})Hadyouarrived

D・Shouldyouarrive

错综时间虚拟语气

找准时间灵活对应

hadstudiedhard,theycoulddoiteasilynow.

2.1fhehadnottakenmyadvice,hewouldn^tdo让much

betterlikethis.

eyou,Iwouldhavegonetoherbirthdayparty.

含蓄条件虚拟语气

without,otherwi,or,butfor

;【跟踪演练】;;1;

（熟读并体会其用法）»IIII»

tsunlight,people'slifewouldbedifferentfromthattoda

y.

yourhelp,Iwouldn^thavefinishedthework.

thatIwentoverallmynotes;otherwiIwouldhave

failedtheexam・

【拓展延伸】其他形式的虚拟句

厂did/were现在

haddone过去

would/might/coulddo将来

(1)我要是记得地址就好了。(真可惜我忘了)

IwishIrememberedtheaddress.

wish+that

<

HowIwish

(2)要是他没有离开这里就好了。(他已离开)

HowIwishhehadnotleft.

(3)要是明天下雨就好了。(说话人已预料到明天不会下雨)

Iwishitwouldraintomorrow.

2・asif/though+clau

—现在：did/were

—过去：haddone

—将来：would+动词原形

Shelovesthebabyasifitwereherownson.

HespeaksasifhehadbeentotheUnitedStates.

3•表示“建议，命令，要求”等意义时，名词性从句用

(should)+动词原形。

(1)一坚持:insist

(2)二命令：order,command

(3)三要求：request,require,demand

(4)四建议：动词"dvi,suggest,propo,recommend(名词

advice,suggestion,proposal,recommendation)

【拓展延伸】

torsuggestedthathe(should)beoperatedonat

once.

ksuggestedthathestayeduplateyesterday.

3・Tominsistedthathewasinnocentandbetfree.

【注意】

(1)suggest意为"表明,暗示"时,宾语从句不用虚拟语气。

(2)insist意为〃坚持认为z坚持说"时z宾语从句不用虚拟语

气。

＜现在/将来：过去式

atherthat

J过去：过去完成式

(1)1wouldratheryoupaidmenow・

(2)Iwouldratheryouhadgone,too.

(3)Don'ratheryoucametomorrow.

【跟踪演练】

(1)我真希望你告诉我真相。«

Fdratheryoutoldmethetruth.

(2)我宁愿不再见到你。

FdratherIdidn'teyouagain.

(3)我倒希望他们和我一起去。；

Iwouldrathertheywentwithme.

•过去式

5・It's(about/high)time+that<

Ishould+v.

我们该去睡觉了。

It'stimethatwewenttobed・

It'stimethatweshouldgotobed.

6・It'snecessary/strange/natural/important+that-clau从句

中的动词要用虚拟，即(should)+动词原形

如：

Itisimportantthatwe(should)masteraforeignlanguage・

Itisstrangethatsherefutocometotheparty.

It'snecessarythatweshouldstudyhard・

【高考链接】

1.（2012•浙江高考）Hadtheyknownwhatwascomingnext,

they_______condthoughts・

e

C・musthavehad

Bcouldhave

D・mighthavehad

【解析】选D。考查虚拟语气。句意:如果他们知道接下来

的事，他们或许（经过考虑后）会改变想法。本句是条件句

的虚拟语气,省略了if。根据Had可知此处是与过去事实相

反的虚拟语气注句应用would/could/might+have+done

o古攵选

D。

2.（2012-安徽高考）Gracedoesn'twanttomovetoNewYork

becaushethinksifshe______there,shewouldn'tbeableto

eherparentsveryoften.

ive

C・haslivedD・weretolive

［解析】选D。考查虚拟语气。句意:格雷丝不想搬到纽约

去，因为她认为如果住在那里就不能经常见到父母了。主句

说明了客观事实,if从句是对将来事实的假设,故在条件状语

从句中用weretolive

o

【课堂训练】

retarysuggestedthatthey____themeninatonce.

havebrought

t

shI____torepairthewatch!Ionlymadeitwor.

ed壬hadn^ttried

bring

try

ied

3・Hedemandedthatthelaboratoryreport_______immediately

aftertheexperimentwasdone・tten弋）ewritten

C・mustbewrittenD・wouldbewritten

I_____howtooperateanelectroniccomputeras

youdo.

wnB・wouldknow

know弋knew

cheragreedtothesuggestionthatthestudents

____twoweekstopreparefortheexam・

・shouldgive

干begivenD・wouldbegiven

6.1wasbusyyesterday,otherwiI______yourbirthday

party・

edB・hadattended

ttendvouldhaveattended

7.1wouldhavecomeearlier,butI_____thatyouwere

waitingforme.

didn^5tknown

光known

•ItisreallystrangethatMary，whoisstillacollege

student，

____soearly.

nmarried

"Ybemarried

B・hasmarried

arry