考博英语语法：含蓄虚拟条件句 ,eDu$8J9
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： )x)gHY8;
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 HX yFj
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. wBLsz/
A. In spite of 'bl%Y).9w
B. But for s88y{o
C. Because of ,^HS`!s[ E
D. As for 答案选B。 $:(z}sYQ7
But that she was afraid, she would have said no. X`D+jiQ(f
(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 URLk9PI
She listened carefully in order that she might discover exactly what he wante UP R/XQ
D.=if she listened carefully ,she might discover exactly what he wante ]?M)NRk%S
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If only I had more money, I could buy a car. 4?
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(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： V +.Q0$~F5
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。 tR5tPPw
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。 zs0hXxTY:
(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。 MJ A~jjy4
I thought the children when we returned home, but they were still awake. 4
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A. were sleeping h^Qh9G0dn
B. would be sleeping lAz2%s{6
C. had been sleeping Y| :YrZSC
D. would sleep选择 B。 vcwK 6G
(4)形容词及其比较级 <$Z tik1
A more careful person would not have made so many mistakes. UDM yy Vd
A less conscientious man wouldn’t have tried so hard to get this job done. y #69|G
(5)分词短语 \@8*T S
Having known in time, we might have prevented the accident. }s(C ^0x
Born ten days earlier, the boy could have seen his late father. k8
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(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。
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I intended I should call on you, but I was busy at that time. ODek%0=
To hear him speak French, you would take him for an Englishman. &kiF/F 1
She would be stupid not to accept his invitation. 5a6VMqQ6
It would be easier to do it this way. R5gado
(7)名词短语和名词+and结构 K?[) E3
A judicious man would not have committed suicide. Tt%} 4{"
A diligent student would have worked harder. g}m+f] |
(8)独立主格结构 y
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All things considered, the price would be reasonable. O k*Z
(9)定语从句 bNXAU\M^
Anyone who had been in your position would have done the same. .yX>.>"T|
A nation, which stopped working, would be dead in a fortnight. VGB-h'
(10)情态动词完成式暗示虚拟语气： ~{P:sjs
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I should have called to make an airline reservation, but I didn’t. kN.B/ itvA
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. @/ k x
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(11)动词原形表示虚拟 n]v7V&mj\
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。 R1/q3x
God bless you! Y&g&n o_
All magnets behave the same, be they large or small. y?Onb 3%
She’ll be sixteen years odd, com May.(come May =when May come). (A
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If that be so, we shall take action at once ;_N "Fdl
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