考博英语语法：含蓄虚拟条件句 psD [j
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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： ,#%SK;1<
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 'aPCb`^;w
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. s1@@o#r
A. In spite of xL&PJ /'
B. But for ?W<cB`J
C. Because of %EB;1
D. As for 答案选B。 [Ye5Y?
But that she was afraid, she would have said no. 8Xk I
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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。 2 ^bgC~2C1
She listened carefully in order that she might discover exactly what he wante _U=S]2 Q W
D.=if she listened carefully ,she might discover exactly what he wante q5gP~*?
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If only I had more money, I could buy a car. &`sR){R
(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： /^ QFqM;
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。 i\Q":4
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。 >!G5]?taa
(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。 u
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I thought the children when we returned home, but they were still awake. +ks$UvtY
A. were sleeping 0, "ZV }
B. would be sleeping (77Dif0)'
C. had been sleeping mlmnkgl
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D. would sleep选择 B。 rOhA*_ EG
(4)形容词及其比较级 )rS ^F<C
A more careful person would not have made so many mistakes. *ig5Q(b*N
A less conscientious man wouldn’t have tried so hard to get this job done. ;p .j
(5)分词短语 .>a$g7Rj
Having known in time, we might have prevented the accident. Q)93
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Born ten days earlier, the boy could have seen his late father. =1_j aDp
(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。 Q9nu"x
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I intended I should call on you, but I was busy at that time.
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To hear him speak French, you would take him for an Englishman. :nTkg[49pJ
She would be stupid not to accept his invitation. yW'BrTw
It would be easier to do it this way. rHR5,N:
(7)名词短语和名词+and结构 !/[AQ{**T!
A judicious man would not have committed suicide. 78\\8
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A diligent student would have worked harder. mfUKHX5
(8)独立主格结构 _6|
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All things considered, the price would be reasonable. z, :+Oc
(9)定语从句 a'c9XG}
Anyone who had been in your position would have done the same. D_]i/
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A nation, which stopped working, would be dead in a fortnight. Pau&4h0
(10)情态动词完成式暗示虚拟语气： dVK@Fgo
I should have called to make an airline reservation, but I didn’t. `,<>){c|
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. =#J 9
(11)动词原形表示虚拟 <$Xn:B<H
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。 ke mr@_
God bless you! !NQf< ch
All magnets behave the same, be they large or small. C%qtCk_cN
She’ll be sixteen years odd, com May.(come May =when May come). Wll
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If that be so, we shall take action at once J
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