the young man was found alive after being missing for several days

问题描述:

the young man was found alive after being missing for several days
怎么was 跟found

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.