感音神经性耳聋的治疗原则是（）。
A.尽量恢复丧失的听力
B.尽量利用残存听力
C.重在预防
D.以上均对
E.仅A和B正确
参考答案：E
下列产品所用的塑料，具有热固性的是[ ]
A.防水塑料手套
B.雨衣
C.炒菜锅的手柄
D.浴帽
— Is _____ true that Americans eat hamburgers and hot dogs every day?
— No, that's not true, but they are both very popular foods in America.[ ]
A. this
B. anything
C. it
D. something
