考博英语语法：含蓄虚拟条件句 yfC^x%d7G
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： L_K= g_]
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 57g</ p
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. T.qNCJmB
A. In spite of as>L[jyG/
B. But for mI>,.&eo
C. Because of \R3H+ W
D. As for 答案选B。 E_bO9nRHV
But that she was afraid, she would have said no. R?p00
(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。 q.()z(M 7
She listened carefully in order that she might discover exactly what he wante QurW/a
D.=if she listened carefully ,she might discover exactly what he wante RJ$7XCY%`*
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If only I had more money, I could buy a car. &c*^V L\
(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： w$u3W*EoU^
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。 U2%.S&wS,e
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。 %:2+
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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。 Zt3)]sB
I thought the children when we returned home, but they were still awake. |eWjYGwJa
A. were sleeping pm6>_K z
B. would be sleeping P06R JE
C. had been sleeping
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D. would sleep选择 B。 %b^ OeWip
(4)形容词及其比较级 t>uN'oCyC
A more careful person would not have made so many mistakes. y7|P-3[ 4w
A less conscientious man wouldn’t have tried so hard to get this job done. k}#;Uy=5
(5)分词短语 Tc+ gdo>G
Having known in time, we might have prevented the accident. >G 'SbQ8
Born ten days earlier, the boy could have seen his late father. g38&P3/
(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。 l]]l
I intended I should call on you, but I was busy at that time. oY =q4 D
To hear him speak French, you would take him for an Englishman. ?r2 #.
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She would be stupid not to accept his invitation. c1xrn4f@a
It would be easier to do it this way. w2 xG_ q
(7)名词短语和名词+and结构 d;+[i
A judicious man would not have committed suicide. w%zRH
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A diligent student would have worked harder. H- p;6C<
(8)独立主格结构 ,2]X}&{i
All things considered, the price would be reasonable. 2:LHy[{5
(9)定语从句 9Ok9bC'?8@
Anyone who had been in your position would have done the same. RJeSi`19T)
A nation, which stopped working, would be dead in a fortnight. Krs2Gre}
(10)情态动词完成式暗示虚拟语气： s[U r~Wvn
I should have called to make an airline reservation, but I didn’t. mw^7oO#
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. Xq4|uuS- O
(11)动词原形表示虚拟 vOgC>_x7
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。 t]-u
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God bless you! :h,`8 Di
All magnets behave the same, be they large or small. mNYl@+:psj
She’ll be sixteen years odd, com May.(come May =when May come). O3o: qly!
If that be so, we shall take action at once ]8;n{ }X
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