银汞合金研磨过度的结果是:()
A.收缩
B.膨胀
C.先收缩后膨胀
D.先膨胀后收缩
E.延缓膨胀
参考答案:A
. -----What do you think of the play?
-----Terrible! I’ve never seen_______one.
A.a worse
B.a bad
C.a better
D.the worst
有权机关查询、冻结、解冻、强制扣划资金等经会计主管审查后临柜授权。()