高中英语 虚拟语气三大类用法归纳.docxVIP

虚拟语气三大类用法归纳

考点清单一、if虚拟条件句六大典型用法

场合

从句谓语

主句谓语

与现在事实相反

动词过去式

(be用were)

would+动词原形

IfIhadtime,Iwouldgoforawalk.(事实上我现在没有时间，不能去散步．）

IfIwereinvited,Iwouldgotothedinner.（事实上没有人邀请我，我也不能去参加宴会．）

与过去事实相反

had+动词过去分词

wouldhavedone

Ifshehadseenyouyesterday,shewouldhaveaskedyouaboutit.

要是她昨天看到你，她就要向你问起这件事。

与将来事实相反

1.动词过去式(be用were)

2.wereto+动词原形

3.should+动词原形

would+动词原形

Ifitrained/weretorain/shouldraintomorrow,wewouldnotgoclimbing.如果明天下雨我们就不去爬山了。

错综条件句

主句和从句与不同时间相反，则根据主从句位置和事实区别对待对号入座。

IfIwereyou,Iwouldnthavemissedtheconcertlastnight.

如果我是你，我就不会错过昨天晚上那场音乐会。

If虚拟句省略

if条件句若省略if，则把were/should/had提前到句首构成部分倒装句。

Ifyouhesitatedthismoment,youmightsufferinfuture.如果你现在犹豫不决,将来你会吃苦头的。

含蓄条件句

即句子含有without,butfor,otherwise等词，后面按主句对待。

Butforyouradvice,Iwouldhavefailed.

如果不是你的建议,我会失败的。

【即时训练】在空白处填1个适当的单词或括号内单词的正确形式。

1.Sorry,I’mtoobusynow.IfI_________(have)time,Iwouldcertainlygoforanoutingwithyou.

2.Wereitnotforthesnowyweather,we?_________(be)allright.

3.IfIhadamilliondollars,I_________(put)itinthebank.

4.IfI__________(take)hadtakenyouradviceyesterday,Iwouldn’thavemadeamistake.

5.Ifthecaptainhadbeenmorecareful,hisship(sink).

6.IftheWatergateIncident_______________(occur)Nixonwouldnothaveresignedfromthepresidency.

7.Ifyouhadtakenmyadvice,youwouldn’t__________(fail)havefailedintheexam.

8.Ifit________/____________/______________(rain)tomorrow,wewouldnotgoclimbing.

9.Thisprinterisofgoodquality.Ifit_______breakdownwithinthefirstyear,wewouldrepairitatourexpense.

10.Gracedoesn’twanttomovetoNewYorkbecauseshethinksifshe___________(live)there,shewouldn’tbeabletoseeherparentsveryoften.

11.Ifit_________(be)forhisinvitationtheotherday,Ishouldnotbeherenow.???????

12.IfhehadspentmoretimepractisingspeakingEnglishbefore,