虚 拟 语 气2010092807510415287.pptVIP

* 返回 * 返回 * 返回 虚 拟 语 气 1.条件状语从句中的虚拟语气 [例句] 1. If you had come a few minutes earlier, you would have met him. 要是你早来几分钟的话，你就能见到他了。(与过去 事实相反) 2. If I were you, I would go at once. 假如我是你的话，我会马上走。(与现在事实相反， 事实上我不可能是你) 3. If it were sunny tomorrow, I would come to see you. 明天要是天气好的话，我来看你。(与将来事实可能 相反) 虚拟条件句 主句 例句 与现在事实相反的假设 If＋主语＋动词的过去式(be动词通常用were) 主语＋should/would/could/might＋动词原形 If we had time now, we would read it again. 与过去事实相反的假设 If＋主语＋had ＋过去分词 主语＋should/would/could/might＋ have＋过去分词 If I had taken his advice, I would not have made such a mistake. 表示与事实相反的，有以下三种情况： 虚拟条件句 主句 例句 与将来事实相反的假设 ①If＋主语＋动词过去式②If＋主语＋were to＋动词原形③If＋主语＋should＋动词原形 主语＋should/would/could/might＋动词原形 1.If you came tomorrow, we would have the meeting. 2.If it were to rain tomorrow，the sports meeting would be put off. 3.If he should not come tomorrow，we should put off the meeting till next Monday. 典型例题 You didn’t let me drive. If we ____ in turn, you ____ so tired. A. drove…didn’t get B. had driven…wouldn’t have got C. drove…wouldn’t get D. were driving…wouldn’t get B (2）虚拟条件句的倒装 虚拟条件句中有were, had, should时, 可把if省略,而把were, had, should放在主语前,用倒装结构, 这种结构主要用于书面语中. 如:  1. Were it necessary, I might resign.  (= If it were necessary,) 2. Had you informed me earlier, I would not have signed the contract.  (=If you had informed me earlier,) 3. Should it rain tomorrow, we would have to put off the visit to the Summer Palace . (= If it should rain tomorrow) ____today, he would get there by Friday A. Were he to leave B. If he had left C. Did he to leave D. Had he left  2.____adequate preparation, we might have succeeded. A. Had we made B. Did he made C. If we made D. Were he made  A B (3)含蓄条件句 有些句子中, 没有任何表示虚拟语气的词,短语或从句,但仍要用虚拟语气. 这时,要么是省略了表示虚拟语气的部分, 要么隐含在上下文之中(otherwise或in that case)或者用介词替代了（常见的介词有with, without , but for）. 如:  1. We would not have finished the word on time without your help . (=if you had not helped us)  2. What would you do with a mil