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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% E! w: Q! ^. z

- l  B! v7 U' o$ _  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% T+ r/ \( t; F% \' P

1 h4 s6 @" n; j4 M* T6 R( {  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。  [0 _6 Z3 G* U& n5 v
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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。* J1 I) M9 x! `; x3 A
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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。
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8 _4 H1 ^! P  H8 d. R) u  难点释疑/ N3 o, J. M: E) g  v! a- y

8 {* W, z/ X/ \  一、If型
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. {, {" H( a5 C& I  If条件状语从句表示的虚拟语气,其句型结构如下:7 n3 B) r5 Q; d

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- _3 G4 L# R' q从句/ E' o, N, [* o7 g, a$ `
主句6 }) j$ d. Y$ q2 O2 K6 O
与过去事实相反
! g2 j0 k8 o; xhad done
# Z9 I7 L3 t; Q# L) wwould/could/might have done: u, \3 W) Y9 s) n3 e
与现在事实相反: z  r+ S3 u# C  w" i- v' u2 y
did/were0 U, s% L2 w- g9 g
would/could/might do
7 x- J7 M- O9 E! _! A. d1 d与将来事实相反
9 w9 L8 s, f0 G% fwere to do/should do/did5 g" L# C; L. G! e1 H, }% M
would/could/might do: W$ j2 e* s1 Q3 C+ t5 n  h
  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:
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  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。8 w& E# B! W+ d, n7 Q+ ~
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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。& A8 Y2 l* P( e: S! F6 f

3 R& {# ^" T$ y  Y; q, S  二、Wish型4 t( _* v9 N$ A- b1 o3 t3 z- ?

2 f5 A) C% C& V0 U  1.wish后的宾语从句用虚拟语气,其句型结构如下:1 t4 u  r1 \" `& b% A( r* u
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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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4 C% ~# v+ L2 g2 v6 i3 T0 _  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# S! L; G  p% m, d# f4 P# u+ [
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  例如:& M* J) l) _, [7 k  ?
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  I wish they would change the menu.他们要是改变一下菜单就好了。0 @0 K' t0 `0 }% m4 x6 j3 a( Y
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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。. ^4 s! f- I+ M1 Q; V
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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。
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  2.由if only 引导的虚拟语气
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  o! k% m# J! h+ F* D  与过去事实相反 if only 谓语动词用had done  |: w% D& Z6 Q/ |

) P1 e: |" {6 g+ a0 d+ C7 V  与现在事实相反 if only 谓语动词用did& S. J4 m& e9 O# [  S6 I6 E

. x5 z: |( W4 t8 v  例如:
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  If only she had asked someone’s advice! 她要是征求了别人的意见就好了!  V4 E( B4 t3 W" }
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  3.由as if/as though 引导的虚拟语气
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  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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8 p  J4 R6 z7 J) p& o  He talks about Rome as if he had been there himself.谈论起罗马来就像他去过似的。
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% {$ c" _! h' M# q4 _  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。9 t% H' h% a( Z3 O
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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:6 ~3 s/ i  b6 N8 X% ]

7 j( B+ `4 v! U0 s# b. e9 p  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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  P) ~+ G. G4 J  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:; m( `- s/ ~& j' H9 g
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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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) r- U" C" z. q0 h- m* V' ]  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:( G0 l: r, l& Y# P* V! b6 ~

' r5 H/ M8 ~2 N7 q  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。( z8 {: H: G9 ]. c

  ?+ u  t5 s" C0 o  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)& i  s6 s. r6 R" }

  ]* @5 b# U! S  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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8 {  T0 {, J3 @, L* _  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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4 g3 B- U7 J% I5 R  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。& B7 Q& t; `: I0 J' x. ^
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  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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  四、其他类型的虚拟语气, n" H  x* R* E& ?

" I3 u4 \/ Y: e9 z/ q  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:! r+ V/ H7 }  T1 ]$ x( T8 T; V

# U& W: y8 [! U  与过去事实相反 would rather/sooner…谓语动词用had done
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  与现在、将来事实相反 would rather/sooner…谓语动词用did
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3 ?1 o9 R/ M. ?- y  2.由it is time引导的虚拟语气,谓语动词始终用did。
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& P* i0 p. Q2 d5 R  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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  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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  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。$ J+ u& J! h# u$ h0 M* _

: \  }" H9 a* G4 }! b& p  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:
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' A3 u7 T0 m4 }( ^+ L' ~/ y  Long live the queen! 女王万岁!
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) H3 h% T1 ^7 Y7 M3 _2 S+ Y* ~  God bless you! 上帝保佑你!
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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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