【单选题】【消耗次数：1】
（ ）和数据通信是计算机网络最基本的两大功能。
①
资源共享
②
用户管理
③
病毒管理
④
站点管理
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相关题目
【单选题】
计算机网络是用通信线路将分散在不同地点并具有独立功能的多台（ ）互相连接，按照网络协议进行数据通信，实现资源共享的信息系统。
①
计算机
②
计算机网络
③
Internet
④
Intranet
随机题目
【单选题】
I really appreciate ____ to help me, but I am sure that I can manage by myself.
①
you to offer
②
that you offer
③
your offering
④
that you are offering
【单选题】
Half of the money____ your brother. ?
①
belong to ?
②
belong ?
③
belongs to ?
④
belongs?
【单选题】
25. A pilot should be responsible ____ the safety of all the passengers on board.
①
against
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for
③
at
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with
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After ten years, all these youngsters became____.
①
grown-up
②
grown-ups
③
growns-ups
④
growns-up
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We’ll go out as soon as I’ve ____ the kitchen.
①
sent for
②
cleaned up
③
done with
④
worked out
【单选题】
“I haven’t read ____ of the last four chapters, so I know little about them.”
①
something
②
some
③
any
④
anything
【单选题】
By the end of next month he ____ everything in school.
①
will finish
②
will have finished
③
finishes
④
would finished
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Even great musicians require ____ practice.
①
convenient
②
continual
③
continuous
④
contrary
【单选题】
Wealthy ____ he was, the governor would not spend a penny on such things.
①
as
②
if
③
though
④
however
【单选题】
—Guest: Oh, it’s ten o’clock. I’d better go now.—Host: ____.
①
OK. Please walk slowly and take care.
②
Why do you want to go now? Don’t you want to stay?
③
Yeah, it’s really late. Why not immediately?
④
Won’t you stay for another cup of coffee?