考博英语语法：含蓄虚拟条件句 Z#J{tXZc
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： z:fhq:R(
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 3p4bOT5
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. 3o^V$N.
A. In spite of AT 9SD vJ
B. But for ah<f&2f
C. Because of ^y6CV4T+
D. As for 答案选B。 :<(<tz7dj
But that she was afraid, she would have said no. R;.WOies4
(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。 9(P Fd%
She listened carefully in order that she might discover exactly what he wante hBqu,A
D.=if she listened carefully ,she might discover exactly what he wante T
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If only I had more money, I could buy a car. , X R8qi~
(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： $ta#] >{
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。 a|5
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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。 Arv8P
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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。 1
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I thought the children when we returned home, but they were still awake. lKwcT!Q4
A. were sleeping S\rfR N
B. would be sleeping +=8Po'E^!d
C. had been sleeping !Yf0y;e|:
D. would sleep选择 B。 dEp=;b s
(4)形容词及其比较级 x M[#Ah)
A more careful person would not have made so many mistakes. OE"Bb
A less conscientious man wouldn’t have tried so hard to get this job done. ] mh+4k?b
(5)分词短语 ]rm=F]W/n
Having known in time, we might have prevented the accident. }>:X|4]
Born ten days earlier, the boy could have seen his late father. &40]sxm
(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。 m>!#}EJ|
I intended I should call on you, but I was busy at that time. f5-={lUlIS
To hear him speak French, you would take him for an Englishman. lTP02|eK
She would be stupid not to accept his invitation. 1hWz%c|
It would be easier to do it this way. p'4P2
(7)名词短语和名词+and结构 ZB% ~>
A judicious man would not have committed suicide. t} M3F-NZ
A diligent student would have worked harder. M[{:o/]<
(8)独立主格结构 H%N+V r3O,
All things considered, the price would be reasonable. DeSTo9A}!
(9)定语从句 Fm':sd)'
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Anyone who had been in your position would have done the same. QR'g*Bro
A nation, which stopped working, would be dead in a fortnight. WU\bJ}
(10)情态动词完成式暗示虚拟语气： LH;G :
I should have called to make an airline reservation, but I didn’t. ^aCYh[=
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. Se8y-AL6x>
(11)动词原形表示虚拟 88j
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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。 B;r$( 'UZ
God bless you! ~S!kn1&O
All magnets behave the same, be they large or small. !e `=UZe1
She’ll be sixteen years odd, com May.(come May =when May come). G |^X:+
If that be so, we shall take action at once ~7a BeD
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