考博英语语法：含蓄虚拟条件句 bBwMx{iNNz
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： Xgq-r $O2X
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 , Oqd4NS
the leadership of the party, we could not be living a happy today.=If there hadn’t been the leadership of the party, we could not be living a happy today. i^Ba?r;*
A. In spite of {u 7%Z}<0
B. But for ' 3 n?1x
C. Because of s#f6qj
D. As for 答案选B。 ,ypD0Q
But that she was afraid, she would have said no. ZW+[f$X
(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。 ZH@ BHg|}H
She listened carefully in order that she might discover exactly what he wante | dLA D4%
D.=if she listened carefully ,she might discover exactly what he wante y[L7=Td
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If only I had more money, I could buy a car. lQ t&K1m
(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： Ds}ctL{6
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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。 T*m;G(
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。 627xR$U~
(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。 S7/0B4[
I thought the children when we returned home, but they were still awake. J}c
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A. were sleeping T3-8AUCK8?
B. would be sleeping p-KMELB
C. had been sleeping 4 nIs+
D. would sleep选择 B。 Hcts ^zm2u
(4)形容词及其比较级 z3 zN^ZT
A more careful person would not have made so many mistakes. Obd};&6 Q
A less conscientious man wouldn’t have tried so hard to get this job done. )2 Omsh
(5)分词短语 \|OW`7Q)k
Having known in time, we might have prevented the accident. ISp'4H7R+N
Born ten days earlier, the boy could have seen his late father. Oyfc!
(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。 d8Keyi8[
I intended I should call on you, but I was busy at that time. ?2;gmZd7
To hear him speak French, you would take him for an Englishman. R0 g-
She would be stupid not to accept his invitation. P^1+;dL, D
It would be easier to do it this way. 'dnTu@mUT
(7)名词短语和名词+and结构 #
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A judicious man would not have committed suicide. v|VfSLZTb
A diligent student would have worked harder. (x.O]8GKP
(8)独立主格结构 <> jut
All things considered, the price would be reasonable. r306`)kX
(9)定语从句 aNqhx v wf
Anyone who had been in your position would have done the same. ( TQx3DGq
A nation, which stopped working, would be dead in a fortnight. (c{<JYEC
(10)情态动词完成式暗示虚拟语气： JWu^7}@~=
I should have called to make an airline reservation, but I didn’t. UuNcBzB2d
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. AW p{n
(11)动词原形表示虚拟 '
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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。 -
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God bless you! l P4A?J+Q
All magnets behave the same, be they large or small. Zcaec#
She’ll be sixteen years odd, com May.(come May =when May come). zi^T ?<t
If that be so, we shall take action at once s^
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