There are many trees on sides of the road.[ ]
A. each
B. either
C. every
D. both
答案:D
下列哪项不是春秋战国青铜器加工方法()。
A.金银错
B.脱胎
C.失蜡法
D.鎏金
洋金花的常用量是()
A.0.3~1g
B.1.5~3g
C.0.3~0.6g
D.1~2g
E.0.03~1g