【单选题】【消耗次数：1】
RAM指是：（ ）
①
随机存储器
②
只读存储器
③
软盘存储器
④
高速缓存器
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相关题目
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随机存储器是指什么？
①
在工作时内容不能改变
②
以任意次序读写任意存储单元所用的时间相同
③
只能以某种预先确定的顺序来读写存储单元
④
不是根据地址而是根据所存储信息的全部特征可部分特征存取
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存储器分为内存储器和外存储器两类，下列哪种说法正确？
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它们中的数据均可被CPU直接调用
②
其中只有外存储器中的数据可被CPU直接调用
③
它们中的数据均不能被CPU直接调用
④
其中只有内存储器中的数据可被CPU直接调用
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关于随机存储器RAM，不具备的特点是（）
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RAM中的信息可读可写
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RAM是一种半导体存储器
③
RAM中的信息不能长期保存
④
RAM用来存放计算机本身的监控程序
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The car salesman took the customer for a driver in the new model in order to ___ its improved features.
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advocate
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demonstrate
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exhibit
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reveal
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I caught a___ of the car before it disappeared around the bend.
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glance
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glimpse
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glare
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Alice ___her father that both she and her husband would be happy if he would live with them.
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convinced
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I could imagine
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?could I imagine
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?I couldn’t imagine
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It was ___ back home after the experiments.
①
not until midnight did he go
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until midnight that he didn’t go
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not until midnight that he went
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until midnight when he didn’t go
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Mark often attempts to excape to be fined whenever he breaks traffic regulations.
①
正确
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错误
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The patients believe that the doctor knows exactly how to put them ___.
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right
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correct
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perfect
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well
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正确
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is/years
②
are/year old
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is/years old
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are/years of age