邮政储蓄的收入与()有关。
A.开户人数
B.收储余额
C.用户存款结构
D.储蓄业务费用大小
参考答案:B, C
________ operation was very successful indeed,which was ________ comfort to the concerned mother.
A.The;/
B.An;the
C.An;a
D.The;a
如何稳定完善农村基本经营制度?