It was a great ______.[ ]
A. successful
B. succeed
C. success
D. successfully
答案:C
胎先露"+2"表示____________。
神经梅毒首选治疗药物是()
A.青霉素G
B.头孢曲松钠
C.多西环素
D.头孢噻肟
E.氯霉素