药物经零级动力学消除的特点是
A.恒量消除,半衰期恒定
B.恒量消除,半衰期不恒定
C.恒比消除,半衰期恒定
D.恒比消除,半衰期不恒定
E.消除速率随血药浓度而改变
参考答案:B
二、配伍选择题
阿托品属于( )
A.有机胺类 B.甾类 C.二萜类 D.喹喏里西啶类 E.莨菪烷类
-Mr. Green, __________ you __________ the Great Wall last Sunday?
-No, but I'll visit it next week.[ ]
A. will; go to
B. have; been to
C. did; go to
D. have; gone to