铁矿石的亲水性依下列顺序(),磁铁矿、赤铁矿、褐铁矿。
参考答案:递增
— Excuse me, sir. Would you please the total cost of the trip?
— All right, I will make it at once.
A.give out
B.look out
C.take out
D.work out
下列属于非税收入管理范围的是()
A.社会保障基金
B.住房公积金
C.税收收入
D.规费收入