I want to buy some gifts _____________ my family. [ ]
A. to
B. for
C. with
答案:B
吗啡的适应证为()
A.颅脑外伤疼痛
B.诊断未明急腹症疼痛
C.哺乳期妇女镇痛
D.分娩镇痛
E.急性严重创伤、烧伤所致疼痛
设备管理工作的四懂:()、()、()、()