白癜风典型皮损为（）
A.色素完全脱失斑
B.局限性色素减退斑，表面有糠秕状鳞屑
C.毛发变白
D.灰白色角化性丘疹
参考答案：A
下列药品图标中，属腐蚀品的是[ ]
A．
B．
C．
D．
The person who ________ advantage of the girl ________ a disadvantage didn’t gain an advantage ________ her .
A．made; in ; over
B．took; at ; on
C．took; at; over
D．made; at; over
