考博英语语法：含蓄虚拟条件句 $[\\ {XJ.
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： g
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(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 !<?<f
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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. ?NR&3 q
A. In spite of G`RQl@W>)(
B. But for PU8dr| !
C. Because of >:HmIW0PLe
D. As for 答案选B。 Rqr>B(|
But that she was afraid, she would have said no. i h-J{1
(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。 \rd% $hci
She listened carefully in order that she might discover exactly what he wante V!/9GeIF
D.=if she listened carefully ,she might discover exactly what he wante .wB'" z8L
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If only I had more money, I could buy a car. &
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(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： :Iuc H %6V
The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 qA"BoSw 4
Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 RL3*fRlb
(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 xpc{#/Nk
I thought the children when we returned home, but they were still awake. v oQJ
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A. were sleeping PQp/ &D4K
B. would be sleeping w!'y,yb%
C. had been sleeping #k?. dWZ!
D. would sleep选择 B。 7ug"SV6Hb
(4)形容词及其比较级 bi^P k, '
A more careful person would not have made so many mistakes. %z=:P{0UQ
A less conscientious man wouldn’t have tried so hard to get this job done. [!4 xInS
(5)分词短语 c g)> A
Having known in time, we might have prevented the accident. N`?|~g3
Born ten days earlier, the boy could have seen his late father. n}t 9Nf_
(6)动词不定式短语。一般intended/meant/hoped/wished/planned 或 was/were+不定式完成式或had intended/meant/planned/hoped/wished/+不定式一般式表示虚拟。 -DK
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I intended I should call on you, but I was busy at that time. d%. |MAE
To hear him speak French, you would take him for an Englishman. (Gw*x sn 1
She would be stupid not to accept his invitation. 3n)$\aBE
It would be easier to do it this way. J/ Lf(;C_
(7)名词短语和名词+and结构 OTE,OCB[
A judicious man would not have committed suicide. ;i\N!T{>
A diligent student would have worked harder. jXLd#6
(8)独立主格结构 T~k @Z
All things considered, the price would be reasonable. DxwR&S{
(9)定语从句 V?1[R
Anyone who had been in your position would have done the same. #:+F
A nation, which stopped working, would be dead in a fortnight. yQMwt|C4
(10)情态动词完成式暗示虚拟语气： ' tY
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I should have called to make an airline reservation, but I didn’t. LRts
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The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. f} "eN/T
(11)动词原形表示虚拟 #Tei0B 7
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。 r5N TTc
God bless you! V:'F_/&X?
All magnets behave the same, be they large or small. qFwt^w
She’ll be sixteen years odd, com May.(come May =when May come). Zp3-Yo w2
If that be so, we shall take action at once }x\#ul)
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