考博英语语法：含蓄虚拟条件句 X9W@& zQ
含蓄条件句是指句中没有明显的虚拟条件句，而是利用其他手段来暗示存在虚拟条件。但是这类隐含式虚拟条件句往往都可以转化为if引导的条件句。常来表示含蓄虚拟条件的手段有： Hw}Xbp[y
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 &R'c.
the leadership of the party, we could not be living a happy today.=If there hadn’t been the leadership of the party, we could not be living a happy today. UNu#(nP
A. In spite of u&Yz[)+b=g
B. But for ;#W2|'HD
C. Because of AUG#_HE]k
D. As for 答案选B。 @e.C
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But that she was afraid, she would have said no. [Gb.
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(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 i #n0U/
She listened carefully in order that she might discover exactly what he wante U`(ee* }o
D.=if she listened carefully ,she might discover exactly what he wante iy.p n
D. {L{o]Ii?g
If only I had more money, I could buy a car. =7=]{Cx[
(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： HAdg/3Hw
The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 J/y83@
Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 TQF| a\M'
(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 `KoV_2|
I thought the children when we returned home, but they were still awake. T4U ev*A
A. were sleeping w,.TTTad
B. would be sleeping H k3sI-XkA
C. had been sleeping reu*53r]
D. would sleep选择 B。 Rsm^Z!sn
(4)形容词及其比较级 Naf0)3q>!
A more careful person would not have made so many mistakes.
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A less conscientious man wouldn’t have tried so hard to get this job done. >1Ibc=}g
(5)分词短语 GR_-9}j QP
Having known in time, we might have prevented the accident. %$Tji
Born ten days earlier, the boy could have seen his late father. +{.W
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(6)动词不定式短语。一般intended/meant/hoped/wished/planned 或 was/were+不定式完成式或had intended/meant/planned/hoped/wished/+不定式一般式表示虚拟。 BL }\D;+t
I intended I should call on you, but I was busy at that time. &DX! f
To hear him speak French, you would take him for an Englishman. S9y}
She would be stupid not to accept his invitation. K($N
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It would be easier to do it this way. mO7]9 p
(7)名词短语和名词+and结构 O,f?YJ9S
A judicious man would not have committed suicide. Xl#ggub?
A diligent student would have worked harder. ]w8(&,PP
(8)独立主格结构 ^\=`edN 0
All things considered, the price would be reasonable. N~)_DjQP5
(9)定语从句 g}
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Anyone who had been in your position would have done the same. #q=Efn'
A nation, which stopped working, would be dead in a fortnight. '-~~-}= sJ
(10)情态动词完成式暗示虚拟语气： ?k{?GtSs
I should have called to make an airline reservation, but I didn’t. JPw.8|V)y
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. W hy`ziks
(11)动词原形表示虚拟 sUQ@7sTj
动词原形直接用在句子中也被看作是一种虚拟，最常见于正式文体中，动词原形一般用在条件从句中，有时倒装置于句首，同时这种用法也常见于独立句中表达愿望。 H<,gU`&R
God bless you! htF] W|z
All magnets behave the same, be they large or small. NZ0;5xGR
She’ll be sixteen years odd, com May.(come May =when May come). 9WyhZoPD*
If that be so, we shall take action at once 2E' UZ
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