具有镇静安神、平肝潜阳、收敛固涩功效的药物是（）
A.石决明
B.夏枯草
C.龙骨
D.朱砂
E.菊花
参考答案：C
—________
— April 15th. [ ]
A. What day is today?
B. What's the time?
C. What day was it yesterday?
D. What's the date?
各部门之间、友邻部队之间除了用无线电方式联络外，还可通过有线通信网实施。（）
