高中英语虚拟语气讲解

虚拟语气 虚拟语气表示一种假设的情况，或一种主观的愿望，即动词所表示的动作或状态并非事实，或不可能实现。英语虚拟语气的形式有下列几种：  一、与现在事实相反 连接词 条件从句 结果从句 If 1.动词过去式(或were) 2.助动词（过去式）+动词原形 Should Would +动词原形 could might If had the time, John would make a trip to China to see the Great Wall. If I were you, I would give up drinking immediately.  二.与将来事实相反 连接词 条件从句 结果从句 If 1.     should+动词原形 2.     动词过去式 3、were to+动词原形 Should Would +动词原形 could might If you should lose, what would you do? If I were to see her tomorrow, I would tell her the truth. If you went there next time, you would see what I mean.  三、与过去事实相反 连接词 条件从句 结果从句 If had+过去分词 Should Would + have+过去分词 could might If I’d known that it was going to rain, I would never have gone for a walk in the country. 四、虚拟语气的几种特殊用法 省掉if的条件从句结构： Had you asked me, I would have told you. (=If you had asked me,…) 2.有时虚拟条件不用条件从句而用不定式、分词、介词、名词、连接词或定语从句来表示，如： A true friend would not do such a thing. (=If he were a true friend, he...) (=If there were no water,…) (=If you