考博英语语法：含蓄虚拟条件句 vzA)pB~;
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： {>'GE16x
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 cl:h 'aG
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. YYwFjA@
A. In spite of `3m7
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B. But for Xg E\q
C. Because of #e:cB' f
D. As for 答案选B。 9bd $mp
But that she was afraid, she would have said no. hF|N81T
(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 g.$a]pZz
She listened carefully in order that she might discover exactly what he wante KPc`5X
D.=if she listened carefully ,she might discover exactly what he wante 0<Q['l4Ar
D. \2F{r<A\@
If only I had more money, I could buy a car. x{y}pH "H
(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： tP/0_^m
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。 l12Pj02 w
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。 &/)2P# 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。 zpi
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I thought the children when we returned home, but they were still awake. YQ/
A. were sleeping I_ O8 9Sgn
B. would be sleeping !' ;1;k);
C. had been sleeping rLP:kP'b
D. would sleep选择 B。 ?w/i;pp<,
(4)形容词及其比较级 1{%3OG^'
A more careful person would not have made so many mistakes. N>a. dYXr
A less conscientious man wouldn’t have tried so hard to get this job done. *GUQz
(5)分词短语 } J_"/bB
Having known in time, we might have prevented the accident. jg)+]r/hS
Born ten days earlier, the boy could have seen his late father. b({K6#?'[
(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。 )-jA4!&
I intended I should call on you, but I was busy at that time. kJP` C\4}f
To hear him speak French, you would take him for an Englishman.
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She would be stupid not to accept his invitation. 0eMO`8u[A
It would be easier to do it this way. P]A~:Lj
(7)名词短语和名词+and结构 5I`_S Oa!
A judicious man would not have committed suicide. ;#)vw;XR
A diligent student would have worked harder. _n~[wb5 J
(8)独立主格结构 7M.TLV!f]
All things considered, the price would be reasonable. )/:j$aq
(9)定语从句 Vb57B. I
Anyone who had been in your position would have done the same. /z)H7s+
A nation, which stopped working, would be dead in a fortnight. S %B m4jY
(10)情态动词完成式暗示虚拟语气： H~1o^
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I should have called to make an airline reservation, but I didn’t. A [hvT\X
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. "KHe6otmi_
(11)动词原形表示虚拟 i6-&$<
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。 v(GT+i)|
God bless you! c#L. I
All magnets behave the same, be they large or small. E%&E<<nhZ
She’ll be sixteen years odd, com May.(come May =when May come).
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If that be so, we shall take action at once ']^_ W0?=
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