【題目】A serious study of physics is impossible _______ some knowledge of mathematics．

A．a(chǎn)gainstB．before

C．beyondD．without

【答案】D

【解析】介詞辨析。句意：不掌握一定的數(shù)學(xué)知識是沒有辦法對物理學(xué)進(jìn)行系統(tǒng)地研究的。against：反對，違反；before：在…之前，先于；beyond：超過；越過；without：沒有；在……外面。選D。

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