内联网（Intranets）允许企业与第三方供应商方便地协作。

电子商务的中级层次是指企业在引入计算机网络信息处理与交换，例如建立企业自己的Intranets。（)

What idea does the author want to convey in the second paragraph? A: The rapid development of information technology has taken businessmen by surprise. B: Information technology has removed the restrictions of time and space in business transactions. C: The Internet, intranets, e-mail, and portable computers have penetrated every corner of the world. D: The way we do business today has brought about startling breakthroughs in information technology.

案例分析题Because Web servers are platform and application （） ，they can send or request data from legacy or external application including database．All replies，once converted into （） mark up language，can then be transmitted to a （） ．Used in this way，Intranets can （） lower desktop support costs，easy links with legacy application and databases and， （） all。ease of use． Because Web servers are platform and application （） A: coupled B: dependent C: independent D: related

案例分析题Because Web servers are platform and application （） ，they can send or request data from legacy or external application including database．All replies，once converted into （） mark up language，can then be transmitted to a （） ．Used in this way，Intranets can （） lower desktop support costs，easy links with legacy application and databases and， （） all。ease of use． easy links with legacy application and databases and，（） all。ease of use． A: abort B: about C: above D: around