单选题
1分
Why did you do that?Have you gone insane?
参考答案: C
参考解析: 你为什么要那么做?你疯了吗?crazy“发疯的,狂热的”,例如:The noise is driving me crazy/making me go crazy.那噪声吵得我要发狂。deaf“聋的”,例如:He's getting deafer in his old age.他年纪大了,耳朵越来越聋。blind"瞎的,看不见的”,例如:a blind person 盲人。ill“有病的,坏的”,例如:He's been ill for two weeks.他病了两个星期了。只有crazy意思上和insane最接近。