办理支票开户或续存时，柜员在系统录入中增加（）等项目。
A.支票预处理日期
B.支票出票日期
C.支票预处理流水号
D.起息日
参考答案：A, C, D
—Shall I keep an eye on your house when you are on holiday?
—________.[ ]
A. It's up to you
B. Of course,you should
C. If you like
D. I would appreciate that
POP3服务默认的TCP端口号是______。
A．20
B．25
C．80
D．110
