考博英语语法：含蓄虚拟条件句 >!`T=(u!
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： cKFzn+
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 !t~S.`vF
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. V0ulIKck
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B. But for YG"P:d;s
C. Because of e !
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D. As for 答案选B。 dl(cYP8L
But that she was afraid, she would have said no. 2/qfK+a
(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。 Yz \z
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She listened carefully in order that she might discover exactly what he wante X: @nROL^7
D.=if she listened carefully ,she might discover exactly what he wante &Q(Q/ ]U~
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If only I had more money, I could buy a car. )5Gzk&|
(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： VO#]IXaP
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。 GkaIqBS
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。 K (Z d-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。 byyz\>yAVq
I thought the children when we returned home, but they were still awake. Pm7,Nq)<>n
A. were sleeping @H1 pPr
B. would be sleeping WI](a8bm
C. had been sleeping g9'50<|J
D. would sleep选择 B。 E; | q
(4)形容词及其比较级 .kBi" p&
A more careful person would not have made so many mistakes. ZTM zL%i
A less conscientious man wouldn’t have tried so hard to get this job done.
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(5)分词短语 .e"De- u
Having known in time, we might have prevented the accident. ) m%ghpX
Born ten days earlier, the boy could have seen his late father. %* vYX0W"
(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。 ZRsD n
I intended I should call on you, but I was busy at that time. 6
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To hear him speak French, you would take him for an Englishman. V0c*M>V
She would be stupid not to accept his invitation. ?K|PM <A
It would be easier to do it this way. }i|o":-x+
(7)名词短语和名词+and结构 O]4!U#A
A judicious man would not have committed suicide. =@G#c5H*
A diligent student would have worked harder. t`Mm
(8)独立主格结构 8
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All things considered, the price would be reasonable.
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(9)定语从句 ! |}J{
Anyone who had been in your position would have done the same. lWd)(9K j
A nation, which stopped working, would be dead in a fortnight. FOM~
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(10)情态动词完成式暗示虚拟语气： 0A9x9l9Wd
I should have called to make an airline reservation, but I didn’t. N 2L/A
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. p ! zC
(11)动词原形表示虚拟 p%]* I ?
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。 z%`Tf&UL
God bless you! RR75ke[Hs
All magnets behave the same, be they large or small. [j
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She’ll be sixteen years odd, com May.(come May =when May come). ^.nvX{H8~=
If that be so, we shall take action at once Kbg`ZO*
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