come不是延续性动词.
延续性动词表示能够延续的动作 如：learn,work,stand,lie,know,walk,keep,have,wait,watch,sing,read,sleep,live,stay等.延续性动词可以与表示时间段的状语连用.我问的是come转换成什么？been例如：he has come here for 5 days是错的应该是 he has been here for 5 days