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： noa?p&Y1m
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 A[v]^pv'
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. D0 =D8P}H:
A. In spite of pox\Gu~.0
B. But for " $P bpY
C. Because of ^x %yIS
D. As for 答案选B。 #\iQ`Q<B
But that she was afraid, she would have said no. @DfjeS)u^
(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 83:m 7;
She listened carefully in order that she might discover exactly what he wante Skl1
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D.=if she listened carefully ,she might discover exactly what he wante 3Z NYR'
D. /K<Xr[z~y
If only I had more money, I could buy a car. ?s #DD,
(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： E buOPa
The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 A1Mr
Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 %I;ej{*c
(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 d4/snvq
I thought the children when we returned home, but they were still awake. I,Q J/s I
A. were sleeping ,d<wEB?\`
B. would be sleeping /A[AHJ<[?
C. had been sleeping YN9ug3O+
D. would sleep选择 B。 .RH }/D
(4)形容词及其比较级 lMB^/-Y
A more careful person would not have made so many mistakes. W@AZ<(RI:
A less conscientious man wouldn’t have tried so hard to get this job done. D$;mur'
(5)分词短语 bw9a@X
Having known in time, we might have prevented the accident. B4pheKZ2
Born ten days earlier, the boy could have seen his late father. ^4x(a&
(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。 k]`I 3>/L
I intended I should call on you, but I was busy at that time. ~EW
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To hear him speak French, you would take him for an Englishman. nYY@+%` ]z
She would be stupid not to accept his invitation. P )_ g t
It would be easier to do it this way. qxG
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(7)名词短语和名词+and结构 Hwklk9
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A judicious man would not have committed suicide. ;gTdiwfgZ=
A diligent student would have worked harder. sKB])mf]
(8)独立主格结构 L,p5:EW8.
All things considered, the price would be reasonable. [m?eSq6e2b
(9)定语从句 vi[ "G7
Anyone who had been in your position would have done the same. ;t:B:4r(j
A nation, which stopped working, would be dead in a fortnight. }ARWR.7Cc
(10)情态动词完成式暗示虚拟语气： yDWzsA/X
I should have called to make an airline reservation, but I didn’t. l131^48U
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. )/HSt%>
(11)动词原形表示虚拟 j5 |PQOK
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。 HtgVD~[]
God bless you! ;i
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All magnets behave the same, be they large or small. ;3h[=hyS
She’ll be sixteen years odd, com May.(come May =when May come). z ,87;4-
If that be so, we shall take action at once v2gK(&?
