Windows系列操作系统是目前PC机上使用的主流操作系统。在下列有关Windows系列操作系统的叙述中，错误的是

A．Windows 98不依赖于DOS，但提供DOS工作方式

B．Windows 98的系统体系结构与Windows 95相同，它是Windows 95的改进

C．Windows 2000 Professional是一种适合于在服务器上使用的版本

D．Windows XP是Windows系列中把消费型操作系统和商业型操作系统融合为统一系统代码的操作系统

An Intranet is (66) the application of Internet technology within an internal or closed user group. Intranets are company (67) and do not have a (68) connection to the Internet. Used properly an Intranet is highly effective corporate tool, capable of regularly (69) information to empower the workforce with the information needed to perform their roles. Used in this way, an Intranet represents a step towards the (70) office.

（69）是（）

A.update

B.updated

C.updates

D.updating