A serious study of physics is impossible________some knowledge of mathematics.(2
题型：不详难度：来源：
A serious study of physics is impossible________some knowledge of mathematics.
(2013·大纲全国，31)| A．against | B．before | | C．beyond | D．without |
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答案
| D |
解析
句意为：不掌握一定的数学知识是没有办法对物理学进行系统地研究的。without没有，缺乏，符合句意。 |
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