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【简答题】
( )是解决同一个局域网上的主机或路由器的 IP 地址和硬件地址的映射问题。
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【简答题】阅读下面的短文，然后按照要求写一篇150词左右的英文短文。 Every morning, on his way to work, Mike passed an old man who was always at the same place with a cup in his hand hoping to get a bit of change from those who passed by. ...
【单选题】Gesell规定的8个关键年龄是
A.
出生后4周、16周、28周、40周、52周、18个月、24个月、36个月
B.
出生后4周、8周、12周、16周、20周、24周、28周、32周
C.
出生后4周、16周、26周、34周、42周、50周、58周、66周
D.
出生后4周、16周、32周、48周、64周、80周、96周、112周
E.
出生后4周、8周、16周、32周、64周、80周、96周、112周
【简答题】局域网体系结构仅包含OSI参考模型最低两层,分别是_____层和_____层。
【简答题】局域网体系结构仅包含 OSI 参考模型最低两层,分别是( )层和( )层。
【简答题】阅读理解 I'm often told how I have a dream job, that I work for a great company, getting to deal with the leaders in social media every day, and especially that I get to work from my home. Usually the peo...
【简答题】1 With so many young, single people having babies, the question arises as to how happy they are being young parents. 2 A national survey of young, single mothers and fathers reveals that most were hap...
【简答题】根据短文内容，选择正确答案 Liu Yun, 13, pretty and smart. She is a good student. But many students try to stay from her because Liu Yun’s mum has (爱滋病) and her father has died of . Luckily, Liu Yun didn’t ...
【简答题】五．单句改错：（10分） 1.He said he wouldn’t go back to be rich for anything.________ 2.Tom had to drop out school because of his poor family._____ 3.I spend all of my money very fast and save nothing of it.___...
【简答题】局域网体系结构仅包含 OSI 参考模型最低两层,分别是( ) 层和( ) 层。
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