2022年6月英语六级语法常考知识点讲解:动词时态

2022-02-14 10:12:00来源:网络

  2022年6月英语六级语法常考知识点讲解(汇总)

  英语六级语法常考知识点讲解:动词时态

  1)现在完成进行时态 (have/has been + -ing 分词构成): 动作或状态从过去某时开始,继续到现在,可能继续下去,也可能刚刚结束.

  I’ve been writing letters for an hour.

  I’ve been sitting in the garden.

  2)过去完成进行时(由had been + ing分词构成): 过去某个时刻以前一直在进行的动作

  I’d been working for some time when he called.

  We had been waiting for her for two hours by the time she came.

  3)将来完成进行时: 将来某个时刻以前一直在进行的动作.

  By next summer, he will have been working here for twenty years.

  In another month’s time she’ll have been studying here for three years.

  4)将来完成时(由shall/will have + 过去分词构成): 将来某时会业已发生的事.

  I shall have finished this one before lunch.

  They’ll have hit the year’s target by the end of October.

  2022年6月英语六级语法常考知识点讲解(汇总)


大学英语六级寒假全程班

大学英语六级寒假全程班

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