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高二英语语法学习之虚拟语气讲解

时间:2018-08-09 20:08:38 基础英语 我要投稿

有关高二英语语法学习之虚拟语气讲解

  导语:高中英语语法中的虚拟语气包括了在条件句、名词性从句等中的应用,是英语学习中的一个难点语法,一下是具体内容:

有关高二英语语法学习之虚拟语气讲解

  1、虚拟语气用于条件状语从句中

  (1)表示与现在事实相反的假设,条件状语从句中的谓语动词用"过去式(be动词的过去式用were)",而主句中的谓语动词用"would / should/ could / might + 动词原形"。如:

  If I were a boy, I would join the army.

  If the had time, she should go with you.

  (2)表示与过去的事实相反,条件状语从句中的谓语动词用过去完成时,主句中的谓语动词则用"would / should / might / could + have +过去分词"。如:

  If he had taken my advice, he would have succeeded in the competition.

  (3)表示与将来事实相反,条件状语从句中的谓语动词一般过去时或should(were to) + 动词原形,而主句中的谓语动词则用would / should/

  could might + 动词原形。如;

  If it were to rain tomorrow, the football match would be put off.

  (4)当条件状语从句表示的行为和主句表示的行为所发生的'时间不一致时,动词的形式要根据它所表示的时间作相应调整。如:

  If they had worked hard, they would be very tired.(从句说的是过去,主句指的是现在)

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