Question

请问 什么样的引导词在引导状语从句的时候 省略 从句中的主语和谓语动词be呀 谢谢啦

Answer 1

通常从句主语与主句主语相同时则可能省略,大部分从句都可以有省略结构.无关引导词吧.

例句：

ofen she would weep when (she was) alone

if (you are) in doubt ,ask at your local library

although (he is) still young ,he is going very grey