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概述1 \5 c4 _; j6 N. j% Y) q) q/ [
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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:
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% y4 @: A' H1 a: k: { 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。% x5 [! G2 [6 d
# }% j/ J' {9 F6 k9 f! |( Q 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。8 A: u# s. n. s$ [$ ^% V
4 v5 e8 y) m9 h$ \. N i 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。; U% r" g0 ]1 ]$ f, t4 ^3 B1 _
& {( G! P0 x0 f 难点释疑
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+ ?8 F3 s, Z1 C: ^2 ` 一、If型
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2 O8 K! e9 t& O' w2 r. q 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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. ]& B; P; x% z从句
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与过去事实相反
: {, f% g% N# n, zhad done
4 o2 ~4 c5 S2 K dwould/could/might have done
( u6 d+ N3 ~# R% g% N与现在事实相反
# m( J" n& g, T/ n4 @did/were
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与将来事实相反2 e1 Y; a. @1 f* S# D2 ~8 ]6 b
were to do/should do/did
6 g: T6 m- n, U( L: E% Wwould/could/might do
* {2 |6 Z! y+ h b) V 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:0 y# ~2 X) q0 G/ q
- C. b7 ^5 T0 H% p1 d% O9 L 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。' O$ H K7 m5 [' w G
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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。
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3 L8 D- ]4 y; V3 a 二、Wish型- T8 c) a0 `/ l3 x7 p+ J
$ r. f# @- m5 q, c' Q4 K: V 1.wish后的宾语从句用虚拟语气,其句型结构如下: {3 s: c2 K6 @- I( r7 S! H6 F! r
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与过去事实相反 wish that 从句的谓语动词用had done
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与现在事实相反 wish that 从句的谓语动词用did8 D; b8 j$ i$ O w1 d
7 @; P+ V, N# c' c% ?7 B8 M0 x% ] 与将来事实相反 wish that 从句的谓语动词用would/could do
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例如:6 h( I. ^3 s5 \ n. |
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I wish they would change the menu.他们要是改变一下菜单就好了。% N b2 x t5 F5 X4 N
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I wish I hadn’t spent so much money.我要是没花那么多的钱就好了。/ X2 P9 E7 E0 P- E d' F
: x% q4 i' J" \6 @. \# U- w 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。
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& p3 p! z6 R: H8 } 2.由if only 引导的虚拟语气5 U+ ]9 r% ]: R% O
7 r/ `6 T3 z% u% x& w 与过去事实相反 if only 谓语动词用had done& s% I6 e7 I9 e/ O
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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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' @2 Q8 K# W& K7 A0 X2 X/ O If only she had asked someone’s advice! 她要是征求了别人的意见就好了!
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" u Z+ ~8 ^/ E+ W$ w 3.由as if/as though 引导的虚拟语气! Y* ]; N. m( E1 g) J
0 n7 M H6 Q. S# W" m 与过去事实相反 as if/as though谓语动词用had done
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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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例如:
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( P& u* W8 P% a9 {9 H He talks about Rome as if he had been there himself.谈论起罗马来就像他去过似的。- |# ^4 q, c1 m- K7 Q
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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。0 J; q3 T, L9 ]0 I m; T
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三、强制性虚拟语气9 C9 O* ?* L* j* k
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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:0 C7 N# [. X% A; u) d
, I5 O7 j% B& Y5 B3 _ 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。: A# n" [( @7 G+ W; k
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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: E9 O" n4 N' A' r) }
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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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* `9 m3 s+ `7 E$ m" e; Q1 @( g 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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# } J) p5 W& w 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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9 O( R" D# k z; L G% h, ^5 O 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)) [+ }3 C& j% G& S5 }
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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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/ \7 h3 z, Y* W2 P 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。
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$ c/ v9 Q3 V- g; O3 M 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。
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, ]5 [ Q' f; U) }2 ~ 四、其他类型的虚拟语气
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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:+ P7 [) ?5 g8 {8 H
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与过去事实相反 would rather/sooner…谓语动词用had done7 J. R; B+ z6 T/ t. P! F
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与现在、将来事实相反 would rather/sooner…谓语动词用did* _2 A* _4 e8 _3 H
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2.由it is time引导的虚拟语气,谓语动词始终用did。; k( V7 H& g5 p
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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:, I# z% ~( T; U
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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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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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( n# ]5 ~( I, K! I 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。1 N6 ^7 B- c. \
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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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, B+ D' o5 J* c: ^* W* S" A" Q! e 5.表示祝愿或希望用虚拟语气,例如:
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Long live the queen! 女王万岁!
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God bless you! 上帝保佑你!
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2 K' T8 ~2 s6 s( L$ M5 n5 i From:http://edu.sina.com.cn/en/2006-01-10/213235500.html |
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