【单选题】【消耗次数：1】
通信子网不包括
①
物理层
②
网络层
③
传输层
④
数据链路层
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相关题目
【简答题】
综合 OSI 和 TCP/IP 参考模型的优点，五层协议的体系结构，分别包含物理层、数据链路层、网络层、运输层和[填空]
【简答题】
综合OSI和TCP/IP参考模型的优点，五层协议的体系结构，分别包含物理层、数据链路层、[填空]、运输层和应用层
随机题目
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A: Will the speech last long? B: [填空].
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Im afraid it will
②
Yes, the speech lasts
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No, the speech doesnt last
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Not at all
【单选题】
—I want to have my CD player fixed, but I cant find a repair shop. —Oh, I know_____ . Come on, Ill take you there.
①
one
②
the one
③
ones
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many
【单选题】
Ive lost my pen. I cant find it anywhere, so I have to buy ____ after school.
①
it
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one
③
this
④
that
【单选题】
—Can I help you?—Id like to buy a present for my fathers birthday, _____ at a proper price, but of great use.
①
that
②
anyone
③
one
④
everything
【单选题】
A: [填空]? B: Id like a cup of coffee.
①
What do you want
②
What are you looking for
③
What can I do for you
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Do you want to buy anything
【单选题】
—He has two brothers and three sisters. Do you know____ of them?—No, I know ____ of them.
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some; none
②
some
③
any; none
④
either; some
【单选题】
A: Would you like to order now? B: [填空].
①
Im full now
②
But the price is high
③
Yes, Id like fish and soup
④
Its very kind of you
【单选题】
A: Im sorry. Robert is not in his office. B: [填空]?
①
Are you sure for that
②
Would you like to leave a message
③
Can you take a message for me
④
Can he phone me
【单选题】
A: Were you at home last night? B: [填空].
①
Certainly
②
Certainly I was
③
Sure I was
④
O.K
【单选题】
A: What would you like, sir? B: [填空].
①
Two cups of coffees
②
Two coffees
③
Two cup of coffee
④
Two cups coffee