这个人莫非是疯子 英文 怎么说

I you say that this guy is normal,you must be out of your mind!
呵呵，演绎了一下，是一个意思。
稳妥的也可以这么说
Isn't this guy insane?

Could it be that the guy's a psycho

Is this man mad？

Isn't this guy nuts?