Every field of chemistry ______ different chemical reactions.A、holdsB、consists

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问题 Every field of chemistry ______ different chemical reactions.

选项 A、holds
B、consists
C、composes
D、involves

答案 D

解析本题考查的是动词辨析。hold持有，容纳；consist of由……构成；compose组成，常用作被动．be composed of由……构成；involve涉及．包括。本句的意思是：“化学的每个领域都涉及不同的化学反应。”故选D。

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