化脓性关节炎关节面骨质破坏发生在发病后（）
A.1个月
B.2个月
C.3个月
D.4个月
E.5个月
参考答案：A
—Have you ________ him to keep good hours? —Yes, I have. But he doesn’t listen to me.
A．advised
B．suggested
C．agreed
D．persuaded
论述世界城市化的主要特点？
