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下列符号中不属于比较运算符的是()
A、
<=
B、
=<
C、
<>
D、
>
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计算机应用基础
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佳题速递:
(单选题) Which of the following was NOT stated by the author?( ) A、A fire drill is very important and useful.B、The last fire drill received inactive co-operation from the residents.C、Those who do not take fire precautions will be fined and driven outD、It has been made a rule that fire drills will be performed regularly.
大学英语2
经济数学
6、The Great Wall of China is the longest wall in the world. It is more than 6000 kilometres long, about 7 metres high, 5 to 6 metres wide. It is known to be the only one of the structures(建筑物) built by men on Earth that can be seen from the moon. The Potala(布达拉宫) in Tibet, China, is the world's highest palace. It is over 3 kilometres above the sea level. The Great Pyramid(金字塔) in Egypt is the biggest burial(埋葬) place ever built. It is about 137 metres high, or about the height of 40-storey building. Each side of the Pyramid is about 230 metres long, or about as long as 2 city blocks. The Sears Tower in Chicago, U.S.A., reaches a height of 443 metres. It has 110 storeys and covers a total floor space of 420,000 square metres. It is the tallest office building in the world.
统考英语阅读理解
56、下面关于计算机病毒的特征,说法不正确的是______。 A.任何计算机病毒都有破坏性 B.计算机病毒也是一个文件,它也有图标 C.有些计算机病毒会蜕变,即每感染一个可执行文件,就会演变成另一种形式的病毒 D.只要是计算机病毒,就一定有传染的特征
计算机统考
( )是指根据事实材料,遵循逻辑规律、规则,有步骤、有根据地从已知的知识和条件推导出新结论的思维。(A) 逻辑思维 (B) 形象思维 (C) 直觉思维 (D) 定向思维
小学数学教学论
诸如主持会议、答记者问等形式不属于即兴演讲。 A、正确 B、错误
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