the young man was found alive after being missing for several days 怎么was 跟found
问题描述：
the young man was found alive after being missing for several days
怎么was 跟found
答
那个年轻人在消失几天之后被发现还活着。
was found 被发现的意思
alive形容词， 说明被发现时的状态， 活着的
答
was found alive 被发现\找到 被动语态
after being missing for several days 时间状语
字面意思就是：那个年轻人被发现\找到时还活着 在一些天的失踪之后
整合一下意思就是：那个年轻人在失踪一些天后,被发现\找到了,还活着.