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标题: 虚拟语气 [打印本页]

作者: vivian    时间: 2014-8-17 12:36
标题: 虚拟语气
概述
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% l+ \/ Q. b: g2 Z$ h$ _  语气是用来表示说话者的意图和态度的。尽管英语中有陈述语气(indicative mood)、祁使语气(imperative mood)、虚拟语气(subjective mood),但是虚拟语气是各种英语考试中考察最多的一种。虚拟语气在英语里主要用来表达:) M* h0 x2 ^: \* Z
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  1.非真实的情景,不可能发生的事,即某种与事实相反或难以实现的情况,或说话人的主观愿望。
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" y, `3 {" `& G  2.强制性虚拟语气,表示建议、命令、劝告等意思,表示强烈地要求做到、必须做到这样的含义。
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  虚拟语气的表达形式是通过动词的变化形式表达的,其特点是主从句时态的不一致,而起一般有明显的标志。% {. [! h' `9 k, U/ h- I

* H/ O9 N0 v9 `1 G6 X: i  难点释疑2 T0 i, a4 W0 o$ n) S0 @
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  一、If型( P$ E) `% e. s
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  If条件状语从句表示的虚拟语气,其句型结构如下:
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6 T) h/ |4 i* X9 q; Z从句8 s2 J+ d- s, V  p' n$ z0 V6 x4 [$ A
主句
/ ~; O0 K6 f2 y) M! V! u7 B与过去事实相反
6 s9 V) }5 |! H7 n6 E4 ahad done
6 O" [4 x- j  Y0 I, V; S4 H# xwould/could/might have done1 m0 ?0 l  A7 V5 I. i* I: |
与现在事实相反/ T2 {; T& H% x- I( u4 e
did/were5 t5 C( Q9 a7 k5 J* T
would/could/might do+ V$ d$ t( X9 ~: @& O5 s7 k
与将来事实相反5 b, V. J' J  I$ k, U/ f
were to do/should do/did. ~) V. K0 {% ]  |- H. Q5 [. k
would/could/might do
; s: c, A: V3 ?% \) }% N  特别值得注意的是,这种虚拟语气的形式存在交叉虚拟,即如果从句发生的动作和主句发生的动作不一致(例如:从句动作发生在过去,主句动作发生在现在),谓语动词要根据表示的时间进行调整。例如:6 H) m- q/ S4 f) X" K% f7 j* x

8 S7 I- n  @. A: v7 O  If Peter had applied for the post, he would probably get it now.要是彼得申请了那职位,他很可能现在就得到了。- Q  J4 q! I/ y5 a* V

2 V' }' r) c* Y  A' B% ?  If he had left for Shanghai yesterday, he would get there now.如果他昨天动身去上海的话,他现在已经到那里了。% o' Y# [# a7 E2 n3 I

1 h1 c& n- G5 t# d7 A5 x  二、Wish型! v3 N. ~1 I$ Y
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  1.wish后的宾语从句用虚拟语气,其句型结构如下:
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2 P% H, m% O. O" h; z& {- W# s7 g  与过去事实相反 wish that 从句的谓语动词用had done
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5 ]* ]6 }/ C9 S# M6 s9 c6 h2 X  与现在事实相反 wish that 从句的谓语动词用did
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  与将来事实相反 wish that 从句的谓语动词用would/could do
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! z. W5 s6 t; ]) D: o9 s% G) C  例如:
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2 w2 z2 A: o) z; _- v+ q6 _% S  I wish they would change the menu.他们要是改变一下菜单就好了。
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/ X' O: b6 g& X9 Y6 {% V9 s; U2 {  I wish I hadn’t spent so much money.我要是没花那么多的钱就好了。# J" m, {% S$ M# |9 e/ h/ r7 p
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  同样地,在as if/as though引导的宾语从句中和以if only引导的带有感叹色彩的虚拟语气句子中,谓语动词与wish引导的宾语从句中的虚拟形式相同。. o: T  q# z4 ~0 \
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  2.由if only 引导的虚拟语气
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  与过去事实相反 if only 谓语动词用had done
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  与现在事实相反 if only 谓语动词用did
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  例如:
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7 R' E+ i  z! {. _* K$ O& u  If only she had asked someone’s advice! 她要是征求了别人的意见就好了!0 N, j3 ^4 F; c1 F$ _+ l
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  3.由as if/as though 引导的虚拟语气7 \( J' [1 y- q, _5 r
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  与过去事实相反 as if/as though谓语动词用had done0 L% k. y- n2 U+ F4 I
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  与现在事实相反 as if/as though谓语动词用did
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$ @) h! G3 A% A8 b$ B4 V, G  例如:
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& I- F# T- E! p  He talks about Rome as if he had been there himself.谈论起罗马来就像他去过似的。+ R* o- v% x6 V
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  He orders me as though I were his wife.他向我发号施令就好像我是他的妻子似的。
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  三、强制性虚拟语气
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  1.表示建议、命令、劝告、决心等主观色彩的动词 + that + (should) + 动词原形,其中should经常被省略。这类动词包括:advise,ask,command,decide,decree,demand,desire,determine, direct,insist,maintain,move(动议,规定),order,prefer,propose,recommend,require,stipulate,suggest等等。例如:
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  It is politely requested by the hotel management that radios (should) not be played after 11 o'clock at night.酒店管理人员恳请房客在晚上11点之后不要打开收音机。
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  2.以上动词转化为名词,如suggestion,proposal,demand,order,command,advice,desire,requirement,request,agreement,determination,preference,resolution,indication,后接同位语从句或表语从句时,从句要求用虚拟语气,其谓语部分用should + 动词原形,should可以省略。例如:% q. Q* E! j: F, E2 s' {, O
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  We are all for your proposal that discussion should be put off.我们都支持你推迟讨论的建议。
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  3.值得注意的是,只有suggest意为“建议”、insist意为“坚持认为”时,从句用虚拟语气,当suggest意为“暗示”、insist意为“坚持说”时,从句不用虚拟语气。例如:
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  When the son suggested that they should go to park on Sunday, the expression on his father suggested that he agreed with him.当儿子提议星期天去公园时,父亲用表情表示了默许。
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  The boy insisted that he didn’t cheat in the exam.这个孩子坚持说他没有在考试中作弊。(考试已经结束)
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  The boy insisted that he shouldn’t cheat in the exam.这个孩子坚持认为不应该在考试中作弊。(考试还未进行)
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0 ~/ y2 U9 p% }3 J  4.It is/was + 形容词/过去分词 + that + (should) + 动词原形,这些形容词主要表示必要性、重要性、强制性、合适性、义务性,即某人对某事的反应。这类词包括:important,natural,desirable,possible,astonishing,advisable,anxious,appropriate,compulsory,crucial,eager,essential,fitting,imperative,improper,necessary,obligatory,preferable,proper,urgent,vital,shocked,requested,amazing,strange,odd,ridiculous,surprising,unthinkable,incredible等等。例如:
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6 \! v; r5 v, E% v% \5 D  It is important that students graduating from universities should have not only theory but also practice.大学毕业生不仅要有理论知识,更要有实践经验,这一点很重要。2 w; p4 W1 Y$ g3 T: H

& w( _4 X# z. S% f1 a# _- Q  It is surprising that they should kill the time like that.他们竟然这样打发时间,真是太奇怪了。9 Z3 c6 |) f" n4 ^

/ a' l2 Z8 T, S& @# P  四、其他类型的虚拟语气
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* K/ s, Q; r  ]( b. W3 R  1.由would rather/sooner,would sooner,had rather,would just as soon,would prefer等结构引导的虚拟语气,其句型结构如下:' d" ]; M+ s6 a0 @. A
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  与过去事实相反 would rather/sooner…谓语动词用had done; Q7 ]& M0 P/ F* u6 t. B% C

- Q( Q4 b7 u; ]- Y6 K, L1 D5 e! M  与现在、将来事实相反 would rather/sooner…谓语动词用did5 n9 A# o$ S  z1 G
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  2.由it is time引导的虚拟语气,谓语动词始终用did。
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  a. l  n. Z& B  3.在lest that,for fear that,in case that,引导的表示消极意义的目的状语从句中常用虚拟语气,结构用should + 动词原形。例如:
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. T0 L1 ?1 s  z3 v  I keep some candle in the house in case that electric power should fail.我在家里备了些蜡烛,以防断电。
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; G. T. B5 B: y. |  4.含蓄虚拟条件句是指没有出现用if 引导的条件句,而条件句的意思是用其他方式表达的。如:without,but for,otherwise,or,but that,given,provided,supposing,were it not for等等。例如:
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; ^, u7 w$ h' C6 t' {1 n1 a  Given me more time, I would have worked out a more perfect scheme. 再给我一点时间的话,我本可以设计出更加完善的方案。! z# E4 m: c/ l2 f6 u
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  Were it not for your help, I would haven’t finished the work on time. 要不是你的帮助,我不可能按时完成工作。
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  5.表示祝愿或希望用虚拟语气,例如:2 G0 p$ C( f( ~" ?$ H1 n
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  Long live the queen! 女王万岁!) R; C; I7 J$ l! W4 c7 K/ }

8 ?: O( S: H- U  God bless you! 上帝保佑你!& t" s9 `; Q; G2 g' ]9 X
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  From:http://edu.sina.com.cn/en/2006-01-10/213235500.html
作者: 173111405陈生妹    时间: 2017-12-18 11:02
很受用
作者: 2134070113方祎婷    时间: 2022-1-5 11:31
live
作者: 2131010505    时间: 2022-1-10 08:52
o
作者: 2131010505    时间: 2022-1-10 08:52
o
作者: 2131010505    时间: 2022-1-10 08:52
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