哪位英语达人给个讲一下 when before as soon as sicen连接的句子该是什么时态

哪位英语达人给个讲一下 when before as soon as sicen连接的句子该是什么时态 用if,because,when,before,as soon as等连接的句子（20句） 英语的时态 as soon as as soon as +什么时态? when,while,as soon as,before,after的区别 when、while、until、after、before、as soon as引导时间状语从句是的主句和从句的时态是怎 as soon as时态 几道英语题用when, before, after, until, as soon as, if, as, becaus as soon as前后的动词用什么时态 as soon as用什么时态 as soon as 后面加什么时态 as soon as连接的两个句子有什么语法规定啊