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概述* f2 N: z9 v- r3 ?8 E
$ V# ~ q0 E& t; u' i# B0 N6 T3 Q v 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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5 u4 ~2 [4 j4 d: J; Q6 v" _ 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。8 `7 C g# i! M$ Z
5 y5 W! n8 E1 }5 h: j 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。1 i* ^% G& ^, B( O- n- P
. c6 o# J; q, t, c C5 P/ \ |2 B) t 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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) V0 M) y' j2 W: z7 h 难点释疑
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( i( O1 e' ?8 U 一、If型* S! A$ j/ u+ `( W7 E
: @# \2 Y: D/ J- V# W2 g/ E) V 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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从句5 e3 {8 R- p+ Q0 `6 Y/ g
主句: \" V* ^' F7 T A
与过去事实相反
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would/could/might have done8 r* n* W, a' h' w8 C: u0 B% ?
与现在事实相反3 R1 O5 R/ Y, p3 m* y8 ?% J) W
did/were
8 N, D J; I, w# z2 Jwould/could/might do
5 A! b5 e) C; h5 z) i" G0 I9 c与将来事实相反
6 E' b4 \; {! o! _9 I8 f2 |: ] J7 Nwere to do/should do/did
7 ~- J) @( T% P; G8 jwould/could/might do
6 z" T/ e: {" u3 j1 U 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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* |; R% ~5 ^- m7 V7 Z& S 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。0 E4 _2 d! ]8 f8 p3 ]
! c5 w% ?/ \( g' o 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。+ \7 E5 c; L' @/ j6 S( w
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二、Wish型
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4 f& M4 X' K+ l$ G 1.wish后的宾语从句用虚拟语气,其句型结构如下:# U8 c5 R1 F: |/ y: }
8 Q1 N. R, u6 Q( [7 S" N1 R: Z 与过去事实相反 wish that 从句的谓语动词用had done3 M) a8 ~( g6 p$ E0 L: u
' j% b5 ^# n. ^% s0 x% ] 与现在事实相反 wish that 从句的谓语动词用did" j% Q7 _2 Q. f/ R' |5 u9 `
4 v+ M+ ?4 i h6 r 与将来事实相反 wish that 从句的谓语动词用would/could do
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3 C* U+ q* K7 b 例如:
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I wish they would change the menu.他们要是改变一下菜单就好了。
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5 J9 ]$ U. ]& V ]- y$ P I wish I hadn’t spent so much money.我要是没花那么多的钱就好了。* `) I! I/ Q0 o- Y1 l
* T+ B( H5 `3 ^: z 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。, M5 c% w" e/ a
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2.由if only 引导的虚拟语气9 B. X( U- U& ~
4 z: @# ~1 w' H0 l3 a, G2 T' U 与过去事实相反 if only 谓语动词用had done% E% P- W* @ \
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与现在事实相反 if only 谓语动词用did
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& @- S" h9 n1 q8 U 例如:2 t! k% q/ e% ~- a; i/ a
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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!
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+ Q+ T4 u7 Y; S% l 3.由as if/as though 引导的虚拟语气
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! u1 P( g, ^6 y; b+ M 与过去事实相反 as if/as though谓语动词用had done
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, \/ R. F: l A% d/ | 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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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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; _0 r5 G0 x6 \, v1 u6 C" } 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 }9 p8 c. b. X8 C% E. R8 R 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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, z% _( y5 {! V+ {. D$ j, S 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。4 ?5 K0 p) X# y5 S+ U: [5 w0 |
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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:
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" m" D. U" `% H 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。 |1 R+ K/ D& r# K3 s5 w( D
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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:8 p0 P9 ?" y- b* j- j4 j$ r; q( {0 y
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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。/ y4 {1 C- p) A m. E; X" ~% H4 m
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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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- p; ~( Y9 \# f# W1 ] 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)8 Z- z$ }% G& q7 X! w) D/ Q& s9 \
, i5 R" w! G! m; a, 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:8 e; ~# S0 a7 T
- }0 c$ S3 u! b* M H 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。; I8 ^2 L2 @. x+ {5 g8 n
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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。# j! y/ N; b# d8 d- q9 Z1 S( m& L* [
# t/ A8 M! ~9 X3 Q8 X0 } 四、其他类型的虚拟语气( ^- C; H( j0 J9 N$ O1 @3 m- z/ m
n1 I0 t0 f" A' ^# { 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:
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与过去事实相反 would rather/sooner…谓语动词用had done
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, n j0 c4 [, Q. s: z4 _ 与现在、将来事实相反 would rather/sooner…谓语动词用did
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) T* V( R$ K9 J* Q0 H& ` 2.由it is time引导的虚拟语气,谓语动词始终用did。: Q3 o; L* j7 e8 I8 _" H: d9 z
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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:4 w- b% Q! o* _
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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。5 o. h* B( u3 V
# P/ ]7 r# l# o/ w 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:5 i( k2 x6 @) T0 G" o# ]' b
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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。
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. H3 G) \ q2 U 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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% g) C0 b8 h' \4 h 5.表示祝愿或希望用虚拟语气,例如:* T5 m$ i) K3 W7 K! M* g
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Long live the queen! 女王万岁!) Q7 f# \" z3 u8 W
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God bless you! 上帝保佑你!' J# ?3 `; u5 g8 o3 ~( N
( ?7 k- \' x8 |# [, ]- D7 Z From:http://edu.sina.com.cn/en/2006-01-10/213235500.html |
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