考博英语语法：含蓄虚拟条件句 s+IU%y/9$a
含蓄条件句是指句中没有明显的虚拟条件句，而是利用其他手段来暗示存在虚拟条件。但是这类隐含式虚拟条件句往往都可以转化为if引导的条件句。常来表示含蓄虚拟条件的手段有： D#Qfa!=g
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 u"eO&Vc
the leadership of the party, we could not be living a happy today.=If there hadn’t been the leadership of the party, we could not be living a happy today. W eyH;P=
A. In spite of
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B. But for rP$vZ^/c
C. Because of ZslH2#
D. As for 答案选B。 & D@/_m $
But that she was afraid, she would have said no. vC$Q4>m
(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。 rHe*/nN%*
She listened carefully in order that she might discover exactly what he wante I#lvaoeN
D.=if she listened carefully ,she might discover exactly what he wante $7M/rF;N5X
D. wkNf[>jX?
If only I had more money, I could buy a car. ~q0g7?}&
(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： { a2Y7\C/
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。 w1Ar[
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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。 i>=d7'oR
(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。 ]MI> "hn
I thought the children when we returned home, but they were still awake. WH:[Y7D
A. were sleeping ?naPti1GX
B. would be sleeping IX/FKSuq
C. had been sleeping -
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D. would sleep选择 B。 %Xm3m0nsv{
(4)形容词及其比较级 dFdll3bC
A more careful person would not have made so many mistakes. x0t&hY >P!
A less conscientious man wouldn’t have tried so hard to get this job done. > | d ^
(5)分词短语 .-kq t^Gc
Having known in time, we might have prevented the accident. -Vj'QqZ
Born ten days earlier, the boy could have seen his late father. {sn :Lj0
(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。 @\~qXz{6J
I intended I should call on you, but I was busy at that time. 6 yI l)5/=
To hear him speak French, you would take him for an Englishman. n])-+[F
She would be stupid not to accept his invitation. f X. V+.rj
It would be easier to do it this way. |
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(7)名词短语和名词+and结构 84 PD`A
A judicious man would not have committed suicide. {d|R67~V
A diligent student would have worked harder. 9 &'I?D& 8
(8)独立主格结构 6{O#!o*g
All things considered, the price would be reasonable. Oto pA)
(9)定语从句 o?G^=0T
Anyone who had been in your position would have done the same. \L#BAB6z
A nation, which stopped working, would be dead in a fortnight. Lh =~ 3
(10)情态动词完成式暗示虚拟语气： 0m5Q;|mH
I should have called to make an airline reservation, but I didn’t. d6lhA 7
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. qZ!1>` B
(11)动词原形表示虚拟 qA- ya
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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。 M
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God bless you! uo1G
All magnets behave the same, be they large or small. &`rV{%N"
She’ll be sixteen years odd, com May.(come May =when May come). fgxsC7P$
If that be so, we shall take action at once c%.f|/.k
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