眩晕病因可总结为四字是（）。
A.风、火、痰、湿
B.风、湿、痰、虚
C.风、寒、痰、虚
D.风、火、痰、虚
E.风、火、寒、痰
参考答案：D
地面装修构造由()组成。
A.面层
B.防水层
C.基层
D.防腐层
E.结合层
Judy failed in this exam, since she is very strict ____ herself. She is sad.
A．in
B．for
C．with
D．at
