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： )bl''
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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。 #iZ% CY\
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. S4'\=w #
A. In spite of B. But for C. Because of D. As for 答案选B。 ~_;x o?@ba
But that she was afraid, she would have said no. !B Q:R(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。 T({]fc!c
She listened carefully in order that she might discover exactly what he wanted.=if she listened carefully ,she might discover exactly what he wanted. eM>f #M
If only I had more money, I could buy a car. !)nA4l= S#
（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： N~Kl{" >`
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。 {[i
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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。 qYwEPGa\
（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。 xM #+jI
I thought the children when we returned home, but they were still awake. Zy <gA >
A. were sleeping B. would be sleeping C. had been sleeping D. would sleep选择 B。 IM^K]$q$47
（4）形容词及其比较级 J7 p '_\
A more careful person would not have made so many mistakes. : X66[V&eH
A less conscientious man wouldn't have tried so hard to get this job done. Z^fk v
（5）分词短语 [ q<Vm-
Having known in time, we might have prevented the accident. }u C C~ <^
Born ten days earlier, the boy could have seen his late father. o'`:$
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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。 }8zw| (GR,
I intended I should call on you, but I was busy at that time. p>O>^
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To hear him speak French, you would take him for an Englishman. l<89[{9o
She would be stupid not to accept his invitation. 6dzY9
It would be easier to do it this way. 3=)!9;uY
（7）名词短语和名词+and结构 ) vK Zs:
A judicious man would not have committed suicide. ly8IrgtKy
A diligent student would have worked harder. 5d4/}o}%"
（8）独立主格结构 '/ >7pB
All things considered, the price would be reasonable. JF+E.-fy$
（9）定语从句 ??7c 9l5,
Anyone who had been in your position would have done the same. `E4+#_ v
A nation, which stopped working, would be dead in a fortnight. BbV @ziL
（10）情态动词完成式暗示虚拟语气： X<j(AAHE
I should have called to make an airline reservation, but I didn't. z|^+uL
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. 1dl@2CVS
（11）动词原形表示虚拟 {Y(# <UDM
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。 qoo +=eh!
God bless you! N1vPY]8
All magnets behave the same, be they large or small. RTJ\|#w
She'll be sixteen years odd, com May.（come May =when May come）。 p1blPBlp
If that be so, we shall take action at once. S] O0zv^}
