（）的色彩，一般若超出三种色彩，一般会给人以繁杂、低俗之感。
A.正装
B.休闲装
C.运动装
D.童装
参考答案：A
《医疗广告证明》的有效期是几年？
Alice kept perfectly still, ______ that the dog might attack her. “It was the most ______ experience of my life,” she told me later.
A．frightening; frightened
B．frightened; frightening
C．frightened; frightened
D．frightening; frightening
