为防止川乌中毒，应注意（）
A.剂量不宜过大
B.严格炮制
C.入汤剂宜先煎、久煎
D.内服多用生品
E.与半夏配伍同用
参考答案：A, B, C
影响财政收入的因素很多，其中最主要的是_____________和_____________。
35. Between the two mounts_______and they decide to build a ropeway.
A．lies a very deep valley
B．does a very deep valley lie
C．a very deep valley lies
D．a very deep valley lays
