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主题 : 2016考博英语语法之虚拟语气
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楼主  发表于: 2016-01-03   

2016考博英语语法之虚拟语气

虚拟语气表示说话人的主观愿望、猜疑、建议或与事实不符的假设等,而不表示客观存在的事实。虚拟语气是由句中的谓语从句的特殊形式表示出来的。freekaobo将对2016考博英语语法虚拟语气做归纳和用法。 n.9k5r@  
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  一、虚拟语气的常见类型和句型 B<BS^waU  
  (1)由wish引起的表示愿望的虚拟语气 }U'9 d#N  
  A.用wish表示对现在的愿望时,它所引起的宾语从句中谓语动词形式为:过去式(be动词用were)。 !l#aq\:}~e  
  B.用wish表示对将来的愿望时,它所引起的宾语从句中谓语动词形式为:would, could, might+ 动词原形。 l:@=9Fp>  
  C.wish用于对过去的事实表示一种不可能实现的愿望时,宾语从句中的谓语动词形式为:had+动词过去分词或could, would + have +动词过去分词。 }X8P5c!\  
  The picture exhibition bored me to death; I wish I had not gone to it. | X1axRO  
  ---“I let Joe borrow our radio for the afternoon.” )=gU~UV  
  ---“That’s all right, but I wish he would buy one of his own.” BhAT@%  
  I wish that he weren’t so lazy. |$IL:W6  
  (2)had hoped引起的宾语从句中备用语动词形式为would+动词原形,表示一种过去未实现的愿望或令人失望的事。 ENqZ=Lyq  
  His father had hoped that his son would go to business with him, but his son became an artist later. Kh=\YN\E<  
  (3)would (had) rather, would as soon, would sooner和would prefer所引起的从句中要求用过去式表示当时或将来的情况,用过去完成时表示过去的情况,表示希望或婉转的责备。例如: 'vt Jl  
  I’d rather you posted the letter right away. 我倒希望你把这封信立刻寄出去。 |) ~-Wy  
  I would prefer he didn’t stay there too long.我倒希望他不要在那儿可得太久。 ^bP pcm=  
  I would just as soon you had returned the book yesterday.我真希望你昨天把这本书还了。 sM)1w-   
  (4)It’s (high, about) time that 句型中that从句中要求用虚拟语气形式,即动词要用过去式。 jcJ@A0]  
  It’s time that something was done about the traffic problem downtown. 4|%Y09"lv  
  It is high time that we put an end to this discussion.现在是我们该结束讲座的时候了。 <L8FI78[*  
  (5)as, 或者whether…or…谓语多用be的原形,引导让步虚拟从句,这种用法通常采用倒装结构: cX1?4e8  
  Church as we use the word refers to all religious institutions, be they Christian, Islamivc, Buddhist, Jewish, and so on. M]Vi]s  
  The business of each day, be it selling goods or shipping them, went quite smoothly. )skpf%g  
  (6)由连接词in case, so that ,unless, lest ,for fear that引起的状语从句中,谓语动词要用虚拟形式,即should(might, would)+动词原形,例如: a.UYBRP/l  
  She put a blanket over the baby for fear that he should catch cold. 她在那个婴儿身上盖上了毯子以免他着凉。 yph@H!@  
  The bad man was put in the soft-padded cell lest he injure himself. ?m 5"|f\  
  (7) if it were not for…与现在事实相反, if it had not been for与过去事实相反,两个都相当于but for: m#[c]v{  
  If it had not been for his help(=but for his help),we would not have succeeded. B+Qo{-  
  (8) 虚拟语气用于as if(though)引起的方式状语从句和表语从句中,其动词形式与wish宾语从句的形式相同。例如:She often laughs spontaneously, and her good humor breaks out as brightly as if it were a part of the sunshine above.她常常发出发自内心的微笑,而且她那美好的情绪像天上一道明亮的阳光一样,常常流露出来。 Qh8pOUD0l}  
  They talked as if they had been friends for years.他们交谈着,就好像他们是我年的老朋友一样。 T; [T`  
  She looks as if she would cry.她看起来好像要哭了。 n4{?Odrf  
  (9)其它各种句型, as though, suppose, had rather, supposing, if only等等 &.2 % p  
  If I were in a movie, then it would be about time that I buried my head in my hands for a cry. cr0/.Zv)  
; m |N 9'  
  二、特殊形式的虚拟语气 X xwcvE  
  虚拟语气的特殊形式,即用来表示要求、建议、命令、提议、意愿等的主语从句、宾语从句、表语从句和同位语从句中的虚拟形式,其虚拟语气的构成往往是由should(可省略)+动词原形that从句。 XD6Kp[s  
  A、 用于表示意愿、建议、命令、提议、请求等动词后的that宾语从句中,这类动词有: so.}WU  
  ask要求 advise建议 arrange安排 beg请求 9i_@3OVl  
  command命令 decide决定 demand要求 desire渴望 LdiNXyyzet  
  determine决定 insist坚持 intend打算 maintain坚持主张 @Kt !uKrI  
  move建议,动员 propose提议 object反对 order命令 9_svtO]P  
  prefer建议 require 需要 request要求 resolve下决心 P^Og(F8;  
  recommend推荐 suggest建议 stipulate约定,规定 urge强调,促进 u#u/uS"  
  vote公认,提议 decree颁布(法令) pray请求 O['[_1n_u]  
  注意:这类动词后面除了可接that虚拟句以外,也可以接doing或者to do…来表达,一般情况下,意思没有什么差别。 hqHk,#  
  She advised that we should keep the gate locked.(书面体) V1nqEdhk  
  She advised us to keep the gate locked.(口语) wS$ 'gKA6  
  She advised keeping the gate locked.(较随便) X}={:T+6s  
  B、用于It is+形容词或过去分词+主语从句中,这类形容词或分词有: ^f(El(w  
  advisable合理的 decided决定的 crucial关键的 appropriate恰当的 t=:5?}J.Q$  
  determined决定的 commanded命令的 arranged安排的 essential紧要的,基本的 YGyw^$.w  
  complied遵照 anxious焦急的 imperative迫切的 important重要的 &Nr+- $  
  desirable合意的 better较好的,更好 insistent坚持的 desired想要 b/T k$&  
  asked请求 keen渴望的 incredible难以置信的 adamant坚定不移的 6 P(jc  
  natural自然的 insisted坚持 necessary必要的 suggested建议 ?a, `{1m0\  
  urgent紧迫的 ordered命令 shocked震惊的 vital极其重要的 %qrUP\rn  
  possible可能的 strange 奇怪的 preferable (好一点) proposed提议 y~t e!C  
  requested要求的 required要求的 recommended推荐 resolved决定的 8c%N+E]  
  probable(可能的) pity可惜,憾事 shame遗憾 w9x5IRWk  
  注意:这类形容词后面除了可接that虚拟句以外,也可以for…to do… %[L/JJbP&Z  
  来表达,一般情况下,意思没有什么差别。 HDE5Mg "  
  It is essential that he should be prepared for this. 1!+0]_8K  
  It is essential for him to be prepared for this. .[:WMCc\  
  C.用于由表示建议、要求、命令、请示等含义的名词引导的表语从句和同位语从句中,这类名词常见的有: fpzEh}:H\  
  advice忠告 decision决定 demand要求 desire要求、愿望 B/~ubw  
  insistence坚持 motion提议 necessity必要性 order命令 YD~(l-?"  
  preference偏爱 proposal提议 pray恳求 recommendation推荐 U~zy;M T  
  request要求 requirement要求 resolution决心 suggestion劝告、忠告 ^s=F<_{  
  例如: n34d "l3  
  This is their resolution that extra-curriculum activities be made part of their school life.这是他们的决议:要使得课外活动成为他们学校生活的一部分。 I[ 06R  
  The motion that the remark of the last speaker be expunged from the record.该提议要求把最后一个发言的人的讲话从记录上除掉。 Dn>C :YS`  
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