The CPU does not have to look (66) all of

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问题:

The CPU does not have to look (66) all of RAM to find the spot it needs. But RAM only (67) the data temporarily. As soon as you switch the computer (68) , all that information disappears from the RAM. When you switch the computer on again, the RAM is (69) , and ready (70) a new program and new data.

(66)处填()。

A.on

B.through

C.for

D.down upon

考点:计算机软件水平考试中级软件设计师中级软件设计师上午试题
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若3m=4,9n=5,则33m﹣4n=( )

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Mary gave Jack so much help that he gave her some roses ______ for her kindness

A.in turn

B.by turns

C.in answer

D.in return

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完成下列文字表达式,从反应条件、产物以及反应类型比较它们的异同点.

(1)木炭在氧气中燃烧______:

(2)硫在氧气中燃烧______:

(3)红磷在氧气中燃烧______;

(4)蜡烛在氧气中燃烧______.

相同点是______.

不同点是______.

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GB/T24001-2004标准中条款要求组织定期对其承诺履行的法律法规遵循情况进行评价:()

A.4.3.2

B.4.5.1

C.4.5.2

D.4.2

题型:单项选择题

头等舱迎宾饮料、小吃和毛巾采用过站插放方式提供给旅客.

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