混合虚拟语气的语法,

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混合虚拟语气的语法,

混合虚拟语气的语法,
混合虚拟语气的语法,

混合虚拟语气的语法,
你是不是要问从句和主句不是同时发生的情况,参考如下:
结果主句和条件从句的谓语动作若不是同时发生时,虚拟语气的形式应作相应的调整.  从句的动作与过去事实相反,而主句的动作与现在或现在正在发生的事实不符.如:  If I had worked hard at school,I would be an engineer,too.如果我在学校学习刻苦的话,我现在也会成为一个工程师了  If they had informed us,we would not come here now.如果他们通知过我们的话,我们现在就不会来这里了.  从句的动作与现在事实相反,而主句的动作与过去事实不符.如:  If he were free today,we would have sent him to Beijing.如果他今天有空的话,我们会已经派他去北京了.  If he knew her,he would have greeted her.要是他认识她的话,他肯定会去问候她了.  从句的动作与过去发生的情况相反,而主句的动作与现在正在发生的情况相反.如:  If it had not been raining too much,the crops would be growing much better.如果天不下太多的雨的话,庄稼会长得更好.  If he had been working hard,he would be working in the office now.要是他一直努力工作的话,他现在已进了办公室了.