治疗食管静脉曲张破裂出血,以下哪项措施最适宜()
A.垂体后叶素静脉点滴
B.生长抑素
C.曲张静脉硬化剂注射
D.三腔二囊管压迫
E.止血芳酸(PAMBA)静脉点滴
参考答案:B
Her English improved when she started going out with _____ friends. [ ]
A. spoken English
B. English-speaking
C. English spoken
D. speaking-English
()人员可以上岗。
A、心脏病患者
B、伤病痊愈者
C、班前酗酒者