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/ e, x$ r' x% C# Q. X
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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:( e# e/ B- G7 M5 b/ G' P
+ S7 I. O& d! g 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。$ Y( q% r) }% u, S) W% h
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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。$ U u( }6 M& Z# Z
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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。! B- F: u' F. R9 l
9 n4 Y: ~$ _8 [ 难点释疑 - X7 M* D% V: _' [5 z0 ^ 1 x! K$ e+ j5 u. f% j2 Y 一、If型6 g4 H: m, N7 z$ J2 ^ q1 ^5 ^- y
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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:6 t4 I) \7 y) A' ]1 U/ H/ C+ z
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从句 ! t* s2 Z' c) @2 e1 O7 m主句+ L" q! u( j- k; ~+ D
与过去事实相反, p/ @4 q6 w/ }8 X! l
had done . `" x+ t: h' i3 Uwould/could/might have done - i T2 I: t9 R- q0 Q- W, I, S% t与现在事实相反 7 c# _: Q& s' D- G) h. l" K' Ddid/were , B' d! @* C7 E- w9 P( H0 zwould/could/might do + m: G3 c& c/ e与将来事实相反# Y9 ?' K3 b/ p ?! v7 T
were to do/should do/did0 |7 A5 ~+ q, |5 B0 M- I+ A, g
would/could/might do: z5 K4 @ z8 ?8 Y9 V# c
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: 3 ]9 k/ }+ r8 s% Z1 \2 s0 U( g9 y' p4 M6 I7 O: K/ W3 [; n
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。 1 r; g! [* b7 @3 _+ H3 C, g$ y. f b9 G K1 h, f8 l6 v
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。) v! K* S) j) Q/ H0 l
7 k$ R6 ~) M7 n 二、Wish型 : ? p; d/ I8 C4 g. J 6 s4 W3 s* Z. B* H7 b 1.wish后的宾语从句用虚拟语气,其句型结构如下: % g0 A* Q6 V; x6 R7 V8 A5 L$ X# }2 m% x$ h ~
与过去事实相反 wish that 从句的谓语动词用had done $ r3 [/ u4 s: N ~* [, k % m/ H/ s6 w1 K6 R 与现在事实相反 wish that 从句的谓语动词用did$ e |6 @& r9 x6 @9 z1 \
. H& \ z3 Z8 q: ?% t: y 与将来事实相反 wish that 从句的谓语动词用would/could do , M8 n! L) W: d5 p$ L; L& D% ` ' R/ K5 L6 X" s 例如:: ]# Y2 Y0 P3 m; k4 T
1 p$ w! Z' e# n2 H, {6 E I wish they would change the menu.他们要是改变一下菜单就好了。 0 q4 o2 I1 Z( \. n4 P( u$ ? 1 o3 {' X5 _) i& u% Y2 k# }8 f I wish I hadn’t spent so much money.我要是没花那么多的钱就好了。 * X0 y4 q" J/ A" i2 t7 @. X3 z/ _3 N* x/ x; J2 w* K' G
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。 b% ?# P6 B5 u7 Z4 T4 F" Z& \# N1 f: D4 B+ H
2.由if only 引导的虚拟语气" Z& \1 R) K$ c( h+ U( J" S+ H- h
/ Q8 t7 c$ r7 _ 与过去事实相反 if only 谓语动词用had done + w) m1 o2 m8 I& j9 w ) o4 D- J2 o8 n" T8 |8 X8 G 与现在事实相反 if only 谓语动词用did $ ~4 N @/ X. I" Y2 \" Y) @' u, F* V
例如: ! P, i9 _, T, p& o3 e% |- {0 V4 h, ?3 ]
If only she had asked someone’s advice! 她要是征求了别人的意见就好了!$ V: U9 p: V% O7 ]1 f" L: b
# b, F+ V3 C8 k, X! M9 M5 ^1 k1 y 3.由as if/as though 引导的虚拟语气% I, B, u4 P" L( j
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与过去事实相反 as if/as though谓语动词用had done8 f# e m3 z6 M7 X' r
8 h# Q+ K: W( a 与现在事实相反 as if/as though谓语动词用did g. M1 ]# d( o
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例如: # C1 ~2 Y" H" ?1 b6 i9 u" ` # ?7 q& ^1 n+ P+ Y6 Z' d4 b He talks about Rome as if he had been there himself.谈论起罗马来就像他去过似的。- q0 A. p9 K2 S' t" Q2 Z4 I" ?
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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。% J, F% w# J. o, }6 \4 C6 n
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三、强制性虚拟语气 V6 e- H3 p5 @* [. t
- P! }: v8 g& ^% a! { 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: 7 H. G% M8 n6 {0 |: b* ] ' V6 E9 o+ \6 j t0 j" \) X 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。3 U# S2 H( k1 O- Z) p _4 A7 ]
8 I7 B6 Q0 P1 J- N$ w 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:5 m: _' e( C$ J* F: c" }2 |
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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。; N# M$ L' \; b/ }
5 q" ?# @' ?6 ` 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: 5 o+ M" R8 a6 o- ~6 Y) Z5 Z. i$ l$ R4 e- |6 q4 {
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。: P% D7 ~2 P5 z% r1 z u6 G4 r, v1 |
Q" p( M( U9 ~8 I n: u$ Z: Y 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)" {, @, N, y- }( ~1 C7 f) B2 ~( _$ U7 c
2 L# k6 T \; M5 `: g f 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)& F* Z. c# n. o; ?/ R6 F6 Q
3 x7 x% T/ h6 X0 `, M Y 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: 7 S+ W0 L( R) T+ L, I2 [0 y3 d2 a* @% U& \
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。! @1 P+ m8 X% Q! v: T
; z/ D0 D& P+ }. V8 E7 T7 I 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。 ' P0 X Y3 g5 Z1 ^9 r8 F x* R/ i& V( G/ a4 _4 x1 F* n! m$ u8 L
四、其他类型的虚拟语气 7 ^ u0 t7 V9 [" l2 f- J( i + U8 V' n( J; V7 E, X4 t6 o 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: . m4 w( X. Q( S8 j6 R. H, y" k" V4 J! o1 `) E
与过去事实相反 would rather/sooner…谓语动词用had done ( B% W1 L! T( H( Z% O5 x " f) U1 |. D! F 与现在、将来事实相反 would rather/sooner…谓语动词用did7 u6 `7 G5 s$ b( |
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2.由it is time引导的虚拟语气,谓语动词始终用did。* W9 j: {( v9 N/ w+ {; V2 c
6 @ J; S1 y1 t' @7 H+ c9 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: 1 ^# V6 y& U& U# F9 w4 _, U9 W 1 j) t2 f% M# U5 V1 H0 |' R 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。 2 o2 G: {( z% S* M s5 x! L' M$ S9 X7 Q! V/ _- d6 H% O
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: $ F5 K) T3 O b, Y- q r' C. s) [/ p! W: V- ~3 Q
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。 # u1 L( @! X; x. m; T0 P5 E8 h w# T% [2 V/ _8 e, @: o; t
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。 7 B' V3 h3 h4 B2 U! E$ A' Z- u : o2 ^* W$ x$ P: {2 f 5.表示祝愿或希望用虚拟语气,例如:1 {0 E% {/ I& @- [5 S9 u6 |- f
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Long live the queen! 女王万岁! , C- Z& |( Q5 O. @9 @6 B5 F$ I, I( D$ x
God bless you! 上帝保佑你!# J9 w* U k" Z! J
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