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【单选题】
下列存储器类型中,存取速度最快的是()A.
光盘
B.
硬盘
C.
软盘
D.
RAM
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【单选题】(1) “ Telecommuting” refers to workers doing their jobs from home for part of each week and communicating with their office using computer technology. Telecommuting is growing in many countries and is...
A.
Working from home
B.
Telecommuting
C.
Computer technology
【简答题】College students today are graduating into one of the most _______ job markets in recent decades.
【简答题】Study the words in the box and choose one to fill in each of the gaps in the sentences, changing the form when necessary. For the past two decades there has been a 1 in the number of single-parent fam...
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【简答题】If anything kills over 10 million people in the next few decades, it's most likely to be a highly infectious 1 rather than a war. Not missiles, but 2 .
【简答题】The next outbreak? We're not ready Part 1 When I was a kid, the disaster we worried about most was a nuclear war. That's why we had a barrel like this down in our basement, filled with cans of ( 1 ) a...
【单选题】下列关于文档对象模型的叙述,正确的是( )。
A.
在文档对象模型中，对象是指嵌入页面的图片
B.
在文档对象模型中，不允许脚本应用Web页中的任何对象
C.
在文档对象模型中，不允许使用层叠样式表
D.
在文档对象模型中，网页元素之间具有层次结构的等级关系
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