在体内进行N-乙酰化代谢的药物为（）
A．异烟肼
B．阿司匹林
C．氧氟沙星
D．小檗碱
E．甲丙氨酯
参考答案：B
髂腰肌是髋关节屈曲的（）
A.原动肌
B.拮抗肌
C.协同肌
D.联合肌
E.固定肌
The new storybook is written in ____ easy English ____ beginners can understand it. [ ]
A. such; that
B. so; that
C. such; as
D. too; as
