人的活动有其规律性,饮食起居、居家出行,都有大致相同的时间,这使得人们对基础设施的需求呈(  )变化。

人的活动有其规律性,饮食起居、居家出行,都有大致相同的时间,这使得人们对基础设施的需求呈(  )变化。 A.周期性 B.间歇性 C.区域性 D.空间性

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以下有关计算机病毒的描述,不正确的是(  )。

以下有关计算机病毒的描述,不正确的是(  )。A.是特殊的计算机部件 B.传播速度快 C.是人为编制的特殊程序 D.危害大

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Charlie and his brother preferred to make up stories themsel

Charlie and his brother preferred to make up stories themselves when they were s

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Capital punishment was abolished some years ago in some stat

Capital punishment was abolished some years ago in some states of the U.S.A.crea

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