考博英语语法：含蓄虚拟条件句 I[$S
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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： LnY`f -H
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 H6Qb]H. 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. hD I}V 1)
A. In spite of fj,]dQ T
B. But for !?%'Fy6t
C. Because of 7Rix=*
D. As for 答案选B。 e_{!8u.+
But that she was afraid, she would have said no. ;?`l1:C5)
(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。 jh|4 Y(
She listened carefully in order that she might discover exactly what he wante zC[lPABQ
D.=if she listened carefully ,she might discover exactly what he wante RX DPT
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If only I had more money, I could buy a car. *wOuw@09
(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： pPX ~pPIj2
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。
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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。 ag
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(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。 +#|) :aF
I thought the children when we returned home, but they were still awake. &D[pX|!
A. were sleeping $^1L|KgXp
B. would be sleeping =:;KY uTr
C. had been sleeping X%
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D. would sleep选择 B。 .M$}.v
(4)形容词及其比较级 H"g$qSx
A more careful person would not have made so many mistakes. / W,K% s]
A less conscientious man wouldn’t have tried so hard to get this job done. BIr 24N
(5)分词短语 i{$h]D_fD
Having known in time, we might have prevented the accident. kZ0|wML8
Born ten days earlier, the boy could have seen his late father. gtBnP~zT\B
(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。 N{(Q,+ ~
I intended I should call on you, but I was busy at that time. 1M4I7 *r
To hear him speak French, you would take him for an Englishman. ;BR`}~m
She would be stupid not to accept his invitation. < Y(lRM{
It would be easier to do it this way.
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(7)名词短语和名词+and结构 #jja#PF]7
A judicious man would not have committed suicide. & m'ttUG?
A diligent student would have worked harder. |^ao,3h#
(8)独立主格结构 !lf: x
All things considered, the price would be reasonable. -F+dRzxH
(9)定语从句 ;!CYp;
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Anyone who had been in your position would have done the same. nr#DE?
A nation, which stopped working, would be dead in a fortnight. 0#} @- e
(10)情态动词完成式暗示虚拟语气： ~ "] 6
I should have called to make an airline reservation, but I didn’t. 9M)N2+hkZ
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. 5"Ibm D>D
(11)动词原形表示虚拟 7kBULeBn|
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。 K#=)]qIk
God bless you! 4JT Fdbx
All magnets behave the same, be they large or small. <uugT9By
She’ll be sixteen years odd, com May.(come May =when May come). 2EubMG
If that be so, we shall take action at once hi>sD U< x
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