问题描述： since从句的用法之一since从句后接过去式还是完成式 1个回答 分类：综合 2014-11-30 问题解答： 我来补答 是这样的 since从句后可以接一般过去式,也可以接现在完成式.I have learned a lot from her since I have known her.(后面的动词必须是无限的持续性的,不能是瞬间动词).如不能说 It's ten years since his father has died.die 是瞬间动词,改为：It's ten years since his father died.这就是接一般过去式了.总之,接现在完成式时since翻译为“在\自...期间”. 展开全文阅读
