国库现金管理的对象主要包括（）。

A.定期存款

B.活期存款

C.库存现金

D.与现金等价的短期金融资产

E.库存外汇

In enterprises, the gateway is the computer that (67) the traffic from a workstation to the outside network that is serving the Web pages. In homes, the gateway is the (68) that connects the user to the internet.

A．TCP

B．ISP

C．FTP

D．IIS