题目内容

在数据链路层上实现网络互连的设备是?( )

A. 路由器
B. 交换机
C. 集线器
D. 中继器

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What does the waiter say?

Are you ready to order?
B. Do you want to order?
C. What do you want to order?

What does the guest say?

A. Is moo shu pork good?
B. Do you like moo shu pork?
C. What is moo shu pork?

What does the waiter say moo shu pork?

A. It is pork and vegetable served in a pancake.
B. It is eggs served in a pancake.
C. It is pork and eggs served in a pancake.

What does the guest want to know about Wonton soup?

A. He wants to know if Wonton soup has dumplings.
B. He wants to know what kind of soup Wonton soup is.
C. He wants to know if Wonton soup is nice.

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