my uncle has joined the army since 1995
问题描述:
my uncle has joined the army since 1995
这句话语法对吗?
为什么不能用has been in?
答
my uncle has joined the army since 1995
语法对,意思上有点差,除非你是在1995年,用过去时比较好
has been in和之前的意思差不多,都是完成时,语法上也对