考博英语语法：含蓄虚拟条件句 1 jB0gNe
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： =JE<oVP8
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 q-Z<.GTq
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. qc,E azmU
A. In spite of S\N l|U[
B. But for a({ Rb?b
C. Because of ,YM=?No
D. As for 答案选B。 Y G0/e#5
But that she was afraid, she would have said no. Jm CHwyUK?
(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。 Fu{VO~w
She listened carefully in order that she might discover exactly what he wante -'miM ~kG[
D.=if she listened carefully ,she might discover exactly what he wante :|5 m"X\
D. ]g$ ky.;
If only I had more money, I could buy a car. Ynf "g#(
(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： YvG$2F |_)
The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 oO[eer_S-
Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 Y{j~;G@Wl
(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 &#C&0f8PnD
I thought the children when we returned home, but they were still awake. RvA "ug.*
A. were sleeping 2UYtEJ(?`{
B. would be sleeping AUF[hzA
C. had been sleeping Hvz;[!
D. would sleep选择 B。 ZJbaioc\
(4)形容词及其比较级 DH n\ =M
A more careful person would not have made so many mistakes. >j]Gz-wC
A less conscientious man wouldn’t have tried so hard to get this job done. `>KNa"b%$
(5)分词短语 s'tXb=!HO
Having known in time, we might have prevented the accident. ]Y$Wv9 S6
Born ten days earlier, the boy could have seen his late father. R+0fs$s u
(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。 o}waJN`yI
I intended I should call on you, but I was busy at that time. \0}bOHqEH
To hear him speak French, you would take him for an Englishman. # r>)A
She would be stupid not to accept his invitation. !N\_D
It would be easier to do it this way. JUGq\b&m
(7)名词短语和名词+and结构 w k'(g_DP
A judicious man would not have committed suicide. 8=f+ `e
A diligent student would have worked harder. "9c !p
(8)独立主格结构 xV`)?hEXFh
All things considered, the price would be reasonable. &2y9J2aA
(9)定语从句 ~P!=fU )
Anyone who had been in your position would have done the same. FbdC3G|oA
A nation, which stopped working, would be dead in a fortnight. 3M^`6W[;
(10)情态动词完成式暗示虚拟语气： {9@E[bWp#
I should have called to make an airline reservation, but I didn’t. 2l+'p[b0>
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. REX/:sB <
(11)动词原形表示虚拟 geM`O|Np
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。 oe 9S$C;$'
God bless you! YSZ[~?+
All magnets behave the same, be they large or small. Ex}TDmTu
She’ll be sixteen years odd, com May.(come May =when May come). @6U& 7!
If that be so, we shall take action at once &t@ $]m(
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