医生诊断他精神失常，需要立即住院治疗。

The doctor diagnosed him as ___insane and recommended immediate hospitalization.

在台风天出海钓鱼简直是疯了。

It's ___insane to go fishing in the sea during a typhoon.

妈妈如果看到你把房间弄得这么乱会气疯的。

Mom will go ___insane if she sees how messy you've made the room.

你听到他昨晚的吉他独奏了吗？简直太疯狂了！

Did you hear his guitar solo last night? It was totally ___insane!