氨茶碱的安全血药浓度为()
A.1~5μg/ml
B.6~15μg/ml
C.16~20μg/ml
D.21~30μg/ml
E.31~40μg/ml
参考答案:B
—I want to know what’s on television this evening. Have you got a newspaper?
— Yes,________TV programmes are________the back page.
A.the; on
B.the; in
C./ ; in
D./ ; on
主要药理作用是扩张冠状动脉,增加冠状动脉血流的药物是()
A.氯沙坦
B.美托洛尔
C.卡托普利
D.阿司匹林
E.硝酸异山梨酯