ranging of receive A. send and【T7】______ e-mail B. sources【T8】______ from vast databases to small electronic "bulletin boards"

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问题 ranging
of
receive
A. send and【T7】______ e-mail
B. sources【T8】______ from vast databases to small electronic "bulletin boards"
C. Much of the Internet’s traffic consists【T9】______ messages
    The Internet was information on virtually every topic. Network users can search through【T10】______ , where users form discussion groups around common interests.【T11】______ sent from one computer user to another. These messages are called electronic mail or e-mail. Internet users have electronic addresses that allow them to【T12】______. Other uses of the network include obtaining news, joining electronic debates, and playing electronic games. One feature of the Internet, known as the World Wide Web, provides graphics, audio, and video to enhance the information in its documents. These documents cover a vast number of topics.
【T11】

选项 A、 
B、 
C、 

答案C

解析 空格前一句的意思为:从大型数据库一直到小型的电子公告板,都可以成为互联网用户搜索信息的来源,网民们经常在电子公告板上围绕着某个共同兴趣形成讨论小组。空格后一句的意思为:这些消息被称为电子邮件。故空格所在句的意思应为:互联网上大量的通信由从一台计算机送往另一台计算机的消息组成。所以,C项符合题意。
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