江开题库
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下列各项中，属于文件病毒可以感染的文件的扩展名有( )。
A、exeB、cornC、docD、sys
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I have the complacent feeling ______ I’m highly intelligent.
A.what#B.which#C.that#D.This
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I have been looking forward to __________ from my old friends.
A.hear#B.be beard#C.hearing#D.being beard
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下列各项中，属于企业建立会计电算化系统首要工作的是( )。
A、制定规划B、购买硬件C、购买软件D、培训人员
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I had to wait for another month to be able to have my air conditioner _____.
A.fix#B.fixing#C.to fix#D.fixed
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I had to buy_________these books because I didn’t know which one was the best
A.both#B.none#C.neither#D.all
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下列各项中，属于目前计算机所使用的主要电子器件的是( )。
A、晶体管B、真空电子管C、中小规模集成电路D、大规模、超大规模集成电路
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I guess we’ve already talked about this before，but I’ll ask you again just ________.
A.by nature#B.in return#C.in case#D.by chance
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I forgot to return the book to you yesterday. So I _____today.
A.might do it#B.must do it#C.had to do it#D.must have to do it
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下列各项中，属于计算机资源的有( )。
A、计算机设备B、计算机存储介质C、计算机软件D、计算机输出材料和数据
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