题目内容

1. Which of the following is the number the woman should dialto reach Richard Wilson?

A. 5587 8901
B. 5588 7901
C. 5588 7601

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2. The man working in the Press Office _______.

A. knows the woman
B. knows Richard Wilson
C. knows Paul Roberts

3. The number the second woman dialed is _______.

A. 5588 6701
B. 5587 6701
C. 5588 7601

4. Paul Roberts can be reached by _______.

A. a direct number
B. an extension number
C. a dialing number

位于同一VLAN中的计算机之间可以进行二层通信。

A. 对
B. 错

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