属于前列腺癌的肿瘤标记物是（）。
A.CEA
B.BM
C.AFP
D.PSA
E.LD
参考答案：D
--- does she do on weekends?
--- She usually helps her mother.
A．Where
B．Who
C．When
D．What
下列哪项不是洋地黄中毒出现的症状、体征
A．色视障碍B．消化道功能障碍C．二联律D．锥体外系反应E．室性心动过速
