as soon as引导什么从句 as soon as的用法

儿童教育2022-03-13 22:24:31未知

as soon as引导什么从句 as soon as的用法

  as soon as引导时间状语从句,表示过去,也可以表示将来。as soon as的意思是:一……就……;一经;不久后,一会儿。例句:As soon as he got inside, the dog shook himself.他一进来,狗就开始摇头摆尾。

as soon as引导什么从句

  as soon as 后面接什么时态

  as soon as这个短语比较常用,口语和书面语都可以。它的特点是在句子中的位置比较灵活,而且可以用于各种时态。当指未发生的动作时,时态规律是“主将从现”,即主句用一般将来时,从句用一般现在时代替一般将来时。如果强调过去发生的两个动作有先后关系,从句谓语动词可以用过去完成时。

as soon as引导什么从句

  as soon as的用法

  1、指未发生的动作,规律是:主句一般将来时,从句用一般现在时代替一般将来时。如:I will tell him the news as soon as he comes back.有时,为了特意表达刚刚完成某事就如何如何,需要用现在完成时。如:I will go with you as soon as I have washed my face.

as soon as引导什么从句

  2、指紧接着发生的两个短动作,主从句都用一般过去时。如 He took out his English books as soon as he sat down.也有从句和主句都用一般现在时的情况。如:As soon as he finishes his classwork, he runs out of the class.他一做完课堂作业,就跑出了教室。

相关推荐

猜你喜欢

大家正在看