【我想我是疯了】我想我是疯了不然怎么会这样英文怎么说?

问题补充：

我想我是疯了,不然怎么会这样 英文怎么说?

答案：

【答案】 I think I must be mad!Otherwise how can I do that! I think I am crazy, or how will thisI think Im going mad(nuts) or how I let it happened!I must be crazy， if not ，I would not do this