考博英语语法：含蓄虚拟条件句 qWO]s=V!
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： t<sNc8x
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 8?7kIin
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. :p<kQ4
A. In spite of _1sMY hI
B. But for &$qF4B*
C. Because of > BNw
D. As for 答案选B。 PK6*}y
But that she was afraid, she would have said no. 9?;@*x
(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 /vjG
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She listened carefully in order that she might discover exactly what he wante 5vTv$
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D.=if she listened carefully ,she might discover exactly what he wante hH%,!tSx
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If only I had more money, I could buy a car. ( 0i'Nb"
(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： ljPq2v ]
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。 NZ LXN
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。 P:sAqvH6
(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。 ^m*3&x8
I thought the children when we returned home, but they were still awake. Ic'Q5kfM
A. were sleeping vwKw?Z0%J
B. would be sleeping P##Z[$IJ3
C. had been sleeping 7*i }km
D. would sleep选择 B。 eC ~ jgB
(4)形容词及其比较级 nv"G; W
A more careful person would not have made so many mistakes. {h#6z>p"u2
A less conscientious man wouldn’t have tried so hard to get this job done. @\ )fzubu
(5)分词短语 : NuR>~
Having known in time, we might have prevented the accident. tBseqS3<
Born ten days earlier, the boy could have seen his late father. 6lsL^]7
(6)动词不定式短语。一般intended/meant/hoped/wished/planned 或 was/were+不定式完成式或had intended/meant/planned/hoped/wished/+不定式一般式表示虚拟。 ibJl;sJ
I intended I should call on you, but I was busy at that time. !z MDP/V
To hear him speak French, you would take him for an Englishman. I"1CgKYK^+
She would be stupid not to accept his invitation. iK!dr1:wSw
It would be easier to do it this way. " 9@,l!
(7)名词短语和名词+and结构 (S F1y/g@=
A judicious man would not have committed suicide. ?;
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A diligent student would have worked harder. [ ?iqqG .
(8)独立主格结构 Uky9zGa
All things considered, the price would be reasonable. 'T7 x@a`b)
(9)定语从句 \ZS TKi?
Anyone who had been in your position would have done the same. |SQ|qb e=
A nation, which stopped working, would be dead in a fortnight. 0(gq; H5x'
(10)情态动词完成式暗示虚拟语气： \D?:J3H*]
I should have called to make an airline reservation, but I didn’t. FXahZW~Ol
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. 6tn+m54 _
(11)动词原形表示虚拟 /L&M,OUcr.
动词原形直接用在句子中也被看作是一种虚拟，最常见于正式文体中，动词原形一般用在条件从句中，有时倒装置于句首，同时这种用法也常见于独立句中表达愿望。 !>n|c$=;qk
God bless you! Zu21L3
All magnets behave the same, be they large or small. - $JO8'TP
She’ll be sixteen years odd, com May.(come May =when May come). sDC*J \ X
If that be so, we shall take action at once k_aW
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