teachershuang:since的用法,解答幽姐姐
一、若since引导的状语从句的谓语动词是终止性的过去时,则从句表示的时间是“从动作开始的那一时刻起”。如:
He has studied very hard since he came to our school.自从他来到我们学校,他学...(2008-07-24 19:06)
teachershuang:原帖由 youlanyu 于 2008-7-22 20:17 发表 [图片]
A seal showed its head above the water ___ the ferry started.
A.because B.since C.while D.as
答案是B...(2008-07-24 17:49)