高处作业为几种?分别是什么?
参考答案:
高处作业分两种,它们分别是一般高处作业和特殊高处作业。
-I want to win first prize in the coming school math competition.
-__________.[ ]
A. What's it about?
B. I bet you do!
C. Nice work!
D. I'll see to that
淋菌性宫颈炎的首选药物是()
A.多西环素
B.大环内酯类
C.头孢曲松
D.氟喹诺酮类