单选题：What is the basic difference betweon the two classes of theo

  • 题目分类：公共英语五级
  • 题目类型：单选题
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题目内容：
What is the basic difference betweon the two classes of theories? A．It concerns the place and time of the formation of matter.
B．It is whether the universe will continue to expand or not.
C．It is the current state of the universe.
D．The variations on evolutionary theories cause the difference.

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答案解析：

Which can be the best title for the passage?

Which can be the best title for the passage? A．The Launching of WTO and GATT. B．

分类：公共英语五级  题型：单选题
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How long does it take the Earth to rotate on its own axis on

How long does it take the Earth to rotate on its own axis once?

分类：公共英语五级  题型：单选题
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在一个锥体中，作平行于底面的截面，若这个截面与底面面积之比为l：3，则锥体被截面所分成的两部分的体积之比为 ( )

在一个锥体中，作平行于底面的截面，若这个截面与底面面积之比为l：3，则锥体被截面所分成的两部分的体积之比为 ( )

分类：公共英语五级  题型：单选题
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