was caught中caught已是动词了那为什么还要用was

was caught中caught已是动词了那为什么还要用was the enemy officer was caught alive.那位敌方将军被活捉了.caught是过去式,但后面 英语 主系表 结构1she was caught in a storm. was后为什么会接 caught 呢?它是动词 The deer was caught alive.中caught是什么成分? I was caught. It was caught alive. she was caught in a strom主谓宾结构was caught是被动语态对吗? A thief was caught alive. the man was caught alive.这个男人被活捉了,这个句子里alive是补语么 he was caught cheating in the exam.这里为什么用cheating,做什么成分? 在He was caught in the rain .中为啥用in 而不用by 我之所以迟到是因为遇上了交通堵塞.I was caught in the traffic jam.__ __I was