(假设信息)若患者兼见心悸失眠、多梦，其选方为
A．养心汤
B．生脉饮
C．柏子仁丸
D．安神补心汤
E．人参养荣汤
参考答案：C
He hasn't heard from his friend ______ last month. [ ]
A. since
B. by the end of
C. for
D. until
下列哪项不是脑瘫发生的危险因素（）
A.孕龄34～36周
B.低体重（<2500g）
C.胎盘早剥
D.胎儿畸形
E.胎儿窒息
