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： rVQX7l# YI
（1）介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 E?PGu!&u
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. kqvow3u
A. In spite of B. But for C. Because of D. As for 答案选B。 6Ggs JU
But that she was afraid, she would have said no. lEPAP|~u w
（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。 w W$(r-
She listened carefully in order that she might discover exactly what he wanted.=if she listened carefully ,she might discover exactly what he wanted. *.f2VQ~H
If only I had more money, I could buy a car. 2aw& F Z?
（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： =A[5 =
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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。 &[?CTZ
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。 |'HLz=5\
（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。 S"snB/
I thought the children when we returned home, but they were still awake. &
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A. were sleeping B. would be sleeping C. had been sleeping D. would sleep选择 B。 3Rl,GWK
（4）形容词及其比较级 K2'O]#
A more careful person would not have made so many mistakes. 7z~Ghz
A less conscientious man wouldn't have tried so hard to get this job done. $%c{ 06Oq(
（5）分词短语 N4^5rrkL
Having known in time, we might have prevented the accident. d c 0@Y
Born ten days earlier, the boy could have seen his late father. #P2;K
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（6）动词不定式短语。一般intended/meant/hoped/wished/planned 或 was/were+不定式完成式或had intended/meant/planned/hoped/wished/+不定式一般式表示虚拟。 L x|'
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I intended I should call on you, but I was busy at that time. b_$ 1f >
To hear him speak French, you would take him for an Englishman. _; ]e@
She would be stupid not to accept his invitation. 5K56!*Y
It would be easier to do it this way. Ef7:y |?
（7）名词短语和名词+and结构 "/x_>ui1F
A judicious man would not have committed suicide. y sXx%k
A diligent student would have worked harder. &d$~6'x*
（8）独立主格结构 6p<` h^
All things considered, the price would be reasonable. @YL}
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（9）定语从句 v"1Po_`
Anyone who had been in your position would have done the same. 2wh#$zGy
A nation, which stopped working, would be dead in a fortnight. |KG&HN fP-
（10）情态动词完成式暗示虚拟语气： `6w#8}
I should have called to make an airline reservation, but I didn't. Px4/O~bLk
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. ,-#GX{!
（11）动词原形表示虚拟 ZCiY,;c
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。 +g\;b LT
God bless you! ubGs/Vzye
All magnets behave the same, be they large or small. .|]IwyD
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She'll be sixteen years odd, com May.（come May =when May come）。 VuWib+fT
If that be so, we shall take action at once. e@
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