—What's the third month of the year?
—________.[ ]
A. March
B. April
C. May
答案:A
磁石的主治病证是()
A.心神不宁,惊悸失眠
B.头目眩晕
C.滑脱诸证
D.耳鸣耳聋
E.肾虚气喘
熔池的一次结晶