My history teacher said that I ______ do better. [ ]
A. can
B. could
C. was
D. was can
答案:B
婴儿散胶囊含的西药成分是()
A.维生素E
B.安乃近
C.胆酸钠
D.碳酸氢钠
E.次没食子酸铋
呼吸衰竭病人每千克体重能量消耗增高,能量计算公式是[66+13.7×体重(kg)+5.0×身高(cm)-6.8×年龄(y)]计算时应()
A.乘上校正系数C(男1.16,女1.19)
B.增加20%
C.增加35%
D.减少15%
E.增加食物特殊动力作用