对风湿性关节炎描述错误的是（）。
A.四肢大关节游走性疼痛
B.伴有血沉升高
C.以青年多见
D.常有关节畸形
E.有近期链球菌感染史
参考答案：D
— Is your mother a bus driver？
— Well, she _______________, but now she is a shopkeeper.
A．used to
B．used to be
C．use to be
D．is used to being
肾积脓
