考博英语语法：含蓄虚拟条件句 )x&>Cf<,
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： +]# p m9
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 OFw93UJ Y
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. g6q67m<h
A. In spite of eJZt&|7N
B. But for !r_2b! dy
C. Because of .\AbE*lZ#
D. As for 答案选B。 v6KF0mqA&
But that she was afraid, she would have said no. d-$/C| J
(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 \&X*-T[]j
She listened carefully in order that she might discover exactly what he wante r(/ +-
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D.=if she listened carefully ,she might discover exactly what he wante *8xMe
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If only I had more money, I could buy a car. R;2
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(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： sJ)Pj?"\?
The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 ."JtR
Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 [>U =P`
(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 \TXCq@
I thought the children when we returned home, but they were still awake. SW_jTn#x
A. were sleeping +HNM$yp
B. would be sleeping L)j<;{J/Q0
C. had been sleeping 'nh^'i&0.
D. would sleep选择 B。 R3%&\<a)9
(4)形容词及其比较级 vmK`QPu 2
A more careful person would not have made so many mistakes. * k
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A less conscientious man wouldn’t have tried so hard to get this job done. H^C$2 f
(5)分词短语 uiIS4S_
Having known in time, we might have prevented the accident. Z</.Ss 4
Born ten days earlier, the boy could have seen his late father. /32x|Ow# 1
(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。 E+e:UBeUV
I intended I should call on you, but I was busy at that time. ?."YP[;
To hear him speak French, you would take him for an Englishman. }MXC0Z~si
She would be stupid not to accept his invitation.
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It would be easier to do it this way. ;_Z[' %
(7)名词短语和名词+and结构 .DG`~Fpk
A judicious man would not have committed suicide. ?,0 a#lG
A diligent student would have worked harder. q aZQ1<
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(8)独立主格结构 |g,99YIv>
All things considered, the price would be reasonable. pa8R;A70Dl
(9)定语从句 *\PCMl
Anyone who had been in your position would have done the same. >JckN4 v
A nation, which stopped working, would be dead in a fortnight.
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(10)情态动词完成式暗示虚拟语气： r: -,qy
I should have called to make an airline reservation, but I didn’t. oo2CF!Xy
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. >PmnR>x-rj
(11)动词原形表示虚拟 &UfP8GE9
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。 bAS/cuZs
God bless you! 5D xNHEuS
All magnets behave the same, be they large or small. 5/YGu=,
She’ll be sixteen years odd, com May.(come May =when May come). =}UcYC6l
If that be so, we shall take action at once D A_ }pS"
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