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问题 单项选择题

OSPF协议适用于4种网络。下面的选项中，属于广播多址网络的是 (100) ，属于非广播多址网络的是 (101) 。

A．Ethernet

B．PPP

C．Frame Relay

D．RARP

答案

参考答案：C

选择题

During the 1890s,Henry Ford spent long hours working on his new car in a shed  behind his home,  ____his neighbors to call him “Crazy Henry”.

A．only to cause

B．to be caused

C．causing

D．having caused
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单项选择题

WebSQL is a SQL-like （） language for extracting information from the web. Its capabilities for performing navigation of web （） make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a（） , all the pages that can be reached from a given URL through （） that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common （） Interface.

all the pages that can be reached from a given URL through （） that match a pattern.

A．paths

B．chips

C．tools

D．directories
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