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经典英语语法:虚拟语气.ppt
C. avoid using D. avoided using
【分析】 该题有两个考点,一是
propose后的宾语从句要用虚拟语气动
词形式,二是avoid一词后要用动名词
作宾语。故选C。
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例3 Had you not helped me with my English, I to pass the final examination.
A. might fail B. might have failed
C. shall fail D. would fail
【分析】 当if从句中有were, should和
had等词时,可以省略if, 同时把were,
should, had放到主语前面形式倒装。从句
中的had…not helped表明该句是与过去事
It has been decided that the sports meet(should)be put off till next month.
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高中学生掌握一门外语很有必要。
It is necessary that a high school student should master a foreign language.
去完成式表示与过去事实相反 。
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(3) 在表示提议、要求、命令、决定等 动词如suggest, decide, require, request, demand, propose, insist, order等)后的宾语从句中谓语动词常用 “should+动词原形”。Should常被省略。
与将来 事实相反
过去式/should + 动词原形/ were to+动词原形
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would (should, could, might) +动词原形
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2、虚拟语气在宾语从句中的用法
(1)在动词wish后的宾语从句中,表示与现 在或过去的事实相反,或对将来的主观愿望, 从句通常省略连词that。
2. I wish I __h_a_d_m__e_t___(meet)him yesterday.
3. I wish it __w_o_u__ld__b_e_(be) fine tomorrow.
4. He ordered the work ( _sh__o_u_ld__)_b_e__st_a_r_t_ed__ (start) at once.
例: It is desired that we(should) get
everything ready by tonight.
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他那样说话,令人吃惊。
It is strange that he(should) say so. 真遗憾,你失去了这么好的机会。 It is a pity that you(should) miss a good chance. 已经决定了把运动会推迟至下个月。
我的想法是在接受前仔细想想。
My idea is that we should think it over before accepting it.
【分析】 通过if从句中谓语动词“I
were”可判断出,该句是与现在事实相
反的虚拟条件句。主句用“would+动词
原形”。故选答案D。
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例2 The doctor proposed that my
brothห้องสมุดไป่ตู้r
his right hand.(97)
A.avoid to use B. should avoid to use
The Subjunctive Mood
虚拟语气
Revision :
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形式情况 与过去事 实相反
与现在事 实相反
条件从句
had+动词过去 分词
过去式(be用 were)
主句
would(should, could,might)+ have +动词过 去分词
would(should, could,might)+ 动词原形
1)表示对现在情况的虚拟:从句动词用过去 式或过去进行式(be动词一般用were)。
2)表示对过去情况的虚拟:从句动词常用 “had+过去分词”或 “would, could, might +have done” 。
(2) 在主语+would rather +that 宾语从
句中,从句谓语用过去式表示现在或将来,用过
5. I’d rather you _s_t_a_y_e_d___(stay) at home all day today.
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D、试题详解
例1 、If I were you, I
to
the cinema with her.(96)
A. went
B. have been
C. had been D. would go
实相反的假设,因此要选B。
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虚拟语气在主语从句中的用法
① It is desired (suggested requested, ordered, demanded…) + that…; ② It is strange (necessary, possible, important, surprising,natural…) +that…; ③ It is a pity ( no wonder…) + that… 等结构后的主语从句中的谓语动词用should +动词原形,should常被省略。
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虚拟语气在表语从句和同位语从 句的用法
在suggestion, proposal, order, idea, news, request,advice, demand, plan 等名词后面的表语 从句中的谓语动词用should+动词 原形,should常省略。
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例 My suggestion is that we (should) do the experiment again.
一个坚持(insist),两个命令(order, command),三个建议( suggest, advise, propose),四个要求 ( ask,demand request, require)
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Revision :
1. He is not a pilot, but he wishes he _w_e_r_e__ (be).