决定药物每天用药次数的主要原因是（）
A.吸收快慢
B.作用强弱
C.体内分布速度
D.体内转化速度
E.体内消除速度
参考答案：E
When Helen saw her tutor nod ______ to her, she calmed down and went on with her performance .
A．encouragingly
B．amazingly
C．interestingly
D．accordingly
旅鸟
