●Because Web servers are platform. and application (66) ,they can send or reques

●Because Web servers are platform. and application (66) ，they can send or requestdata from legacy or external applications including databases.All replies，once converted into (67) mark-up language，can then be transmitted to a (68) .Used in this way，Intranets can (69) lower desktop support costs，easy links with legacy applications and databases and， (70) all，ease of use.

(66) A．coupled

B．dependent

C．independent

D．related

(67) A．ciphertext

B．hypertext

C．paintext

D．supertext

(68) A．browser

B．repeater

C．router

D．server

(69) A．off

B．offer

C．office

D．officer

(70) A．abort

B．about

C．above

D．Around

C,B,A,B,C【解析】(参考译文)因为网络服务器是平台独立而且应用独立，他们能从原有或者外部应用(包括数据库)那里发送或者获取数据。全部答复一旦转换为超文本格式，就能被提交到浏览器中显式。利用这种方法，企业内部网能提供低廉的桌面支持费用，容易与原有应用系统及其数据库连接。总而言之，易于使用。