I'd like some __________. [ ]
A. rice
B. rices
C. ricess
答案:A
成年择期手术病人麻醉前禁饮禁食12小时所丧失的水分量约为()
A.3~4ml/kg
B.5~7ml/kg
C.8~10ml/kg
D.11~15ml/kg
E.16~20ml/kg
使用手动砂轮机不许切割()
A.铸铁
B.钢材
C.橡胶
D.钢筋