他疯了英语

insome

go mad

英语除非是祈使句，否则没有主语是不对的。I am going crazy. 我快要疯了。I am mad 我很生气。He is crazy 他疯了。

I am going crazy

That horrible news almost made his crazy.

That horrible news almost freaks him out.词组freak sb out 可表示使人崩溃，希望对你有帮助

Was going crazy

The terrible news nearly makes him mad.He nearly goes mad because of the terrible news.He nearly goes crazy hearing of the terrible news.

“他一定是疯了”用英语表达是：He must be mad.must be 表示“一定是”，mad 的意思是“疯的”。