虚拟语气常见句型.docx
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虚拟语气常见句型
1.对过去的虚拟
Ifsb.haddonesth,sb.wouldhavedonesth
2.对现在的虚拟
Ifsb.didsth,sb.woulddosth
3.对将来的虚拟
Ifsb.didsth,sb.woulddosth
Ifsb.weretodosth,sb.woulddosth
Ifsb.shoulddosth,sb.woulddosth
4.错综虚拟条件
句(if+过去完成
时,sb.woulddosth)
Ifthedoctorhadcomesoonerlast
night,-
wouldbea
Tom
dive
today.
Ifyou
had
studiedhard
at
thattime,
you
wouldbea
key
university
studentnow.
5.虚拟条件句
从
句可以省略
if,
但谓语动词要部分倒装•
6.含蓄虚拟条件
句标志性词汇:
without(如果没有),butfor
(要不是),
otherwise/or
(否则)
***if条件句可以与without/but
for互相转换,意思相同。
7.表示建议要求命令等动词以及相应的名词引导的名词性从句,通常跟should结构.
lnsist/suggest/advise/command/order/urge/recommend/require/request/proposethatsb.shoulddosth***insist-做认为”讲时,相当于
think,不用
should结构.
Suggest做"暗示,表明”讲时,相当于imply,不用should结构.
8.常见的should结构句型
It'
necessary/natura
l
/important/vital/essential(关键的,至关重要的)/probable(很可能)/
advisable/desira
ble
(明智的,可|
取的)
/strange/surprising/funnythatsb.shoulddosth
Itisapity/ashame/no
wonderthatsb.shoulddosth.
9.wish+宾语从句,要用虚拟语气.
Wishthatsb.haddonesth
(对过去虚拟)
Wishthatsb.didsth(对现在虚拟)Wishthatsb.woulddosth
(对将来虚拟)
10.wouldrather后的虚拟语气只有两种句型:
wouldrathersb.didsth
(对现在和将来虚
拟)
wouldrathersb.haddonesth
(对过去虚拟)
11.Ifonly…!
(虚
拟语气)
12.asif/as
though如果表
示与事实相反的情况,要用虚拟语气•
•…asifsb.didsth
(对现在虚拟)
…asifsb.had
donesth
(对过去虚拟)
•…asifsb.would
dosth
(对将来虚拟)
13.
is
It
high/abouttime+虚拟语气Itishigh/abouttimethatsb.didsth.
Itishigh/abouttimethatsb.shoulddosth(不能省略)