"疯狂"的英文表达方法有许多，下面是几个常用的表达方式：

crazy
这是一个常用的表达方式，意思是"疯狂的"、"疯了的"。

例句：

He's driving me crazy. (他把我逼疯了。)
She's crazy about him. (她对他疯狂。)
mad
这个词的意思是"疯狂的"、"发疯的"，但它也可以表示"生气的"。

例句：

He's mad at me. (他对我生气。)
She's mad about him. (她对他疯狂。)
insane
这个词的意思是"疯狂的"、"精神错乱的"。

例句：

He's driving me insane. (他把我逼疯了。)
She's insane about him. (她对他疯狂。)
wild
这个词的意思是"疯狂的"、"狂暴的"。

例句：

He's driving me wild. (他把我逼疯了。)
She's wild about him. (她对他疯狂。)
nutty
这个词的意思是"疯狂的"、"精神错乱的"。

例句：

He's driving me nutty. (他把我逼疯了。)
She's nutty about him. (她对他疯狂。)