下列哪种药物是AChE和BuChE抑制剂（）
A.美金刚
B.多奈哌齐
C.石杉碱甲
D.加兰他敏
E.重酒石酸卡巴拉汀
参考答案：E
Are there _____ American _____ Japanese teachers in your school? [ ]
A. any, and
B. any, or
C. some, or
D. some, and
如何区分低摩合成闸瓦和高摩合成闸瓦？
