考博英语语法：含蓄虚拟条件句 n)kbQ]
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： 13s/m&
(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 Ocd y;|&
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. Q~ U\ f$N
A. In spite of (!nkv^]
B. But for -$Z1X_~;)<
C. Because of [7@ g*!+d
D. As for 答案选B。 OBAO(Ke
But that she was afraid, she would have said no. J9mK9{#q
(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。 bTD?uX!^@
She listened carefully in order that she might discover exactly what he wante ^ #:;6^Su
D.=if she listened carefully ,she might discover exactly what he wante h0PDFMM<
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If only I had more money, I could buy a car. D;Qx 9^.
(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： &42 ]#B"*
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。 XKjrS
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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。
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(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。 ]pR?/3
I thought the children when we returned home, but they were still awake. |o
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A. were sleeping ?Y~t{5NJR
B. would be sleeping
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C. had been sleeping sq'm)g
D. would sleep选择 B。 6^b)Q(Edut
(4)形容词及其比较级 *O_fw 0jV
A more careful person would not have made so many mistakes. \jC) ;mk
A less conscientious man wouldn’t have tried so hard to get this job done. kd
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(5)分词短语 x4q}xwH
Having known in time, we might have prevented the accident. ] U>MYdGWb
Born ten days earlier, the boy could have seen his late father. O=o}uB-*6
(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。 6F (z6_<
I intended I should call on you, but I was busy at that time. W22S/s
To hear him speak French, you would take him for an Englishman. 1b V
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She would be stupid not to accept his invitation. u n v:sV#b
It would be easier to do it this way. >+%#m'Y&&
(7)名词短语和名词+and结构 |=}+%>y_
A judicious man would not have committed suicide. y<Koc>8
A diligent student would have worked harder. WESD^FK
(8)独立主格结构 NljpkeX'
All things considered, the price would be reasonable. 1mmL`M1
(9)定语从句 r)t[QoD1
Anyone who had been in your position would have done the same. ;d zy 5o3
A nation, which stopped working, would be dead in a fortnight. 1`8s
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(10)情态动词完成式暗示虚拟语气： d4b !
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I should have called to make an airline reservation, but I didn’t. pf8'xdExH)
The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. H9T~7e+
(11)动词原形表示虚拟 ;
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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。 *ra)u-
God bless you! }U7IMONU
All magnets behave the same, be they large or small. F8w7N$/V",
She’ll be sixteen years odd, com May.(come May =when May come). /O[6PG
If that be so, we shall take action at once gvc@q`_]
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