–The floor is dirty. Can anyone clean it?  

–_____I do it all the time.

A．Don’t mention it.

B．Why you?

C．Not sure

D．Not me again.

建期初余额的目的是将手工会计业务转入计算机处理，使两者之间的( )具有连续性和继承性。

A．账页

B．日期

C．科目

D．账目