My parents __ for more than fifteen years.A,have got married B,have been married

问题描述:

My parents __ for more than fifteen years.A,have got married B,have been married

B
现在完成时中如果有表示一段时间的状语,则要求句子里的动词是延续性的,不能是暂时性
get married 是暂时性动词
be married,maried是过去分词转化来的形容词,表示状态,是延续性的
所以选B