You want to use the Web to let Eternal users or your customers look at corporate information. But you want to keep installation at the user end (66) and you don’t want just anyone to get (67) your databases.

That may be where an application server enters the picture. For more user machine independent, these t software packages, typically written in the (68) programming language.

for use on Windows NT-based systems, act as go-betweens linking browser-equipped end users to the databases that (69) the information they need to (70) 。

（69）处填（）。

A．held

B．helt

C．hold

D．holt

建设工程施工合同是发包人与承包人就完成具体工程项目的( )等工作内容，确定双方权利和义务的协议。

A．建筑施工

B．设备安装

C．设备修理

D．设备调试

E．工程保修