Many medical doctors point out that the widespread of cigarette smoking______ the increase of deaths.

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问题 Many medical doctors point out that the widespread of cigarette smoking______ the increase of deaths.

选项 A、attributes to
B、confines to
C、contributes to
D、restricts to

答案C

解析 短语动词辨析 A)attribute to“归因于,归咎于”;B) confine to“将…限制在”;D)restrict... to“限制…于”;C)contribute to“促成,促使,导致,有益于”,后接名词或动名词,不可接动词原形。根据句子空格前后的因果关系,应选择C项。特别注意A与C的区分:attribute to 属果在前因在后;contribute to 属因在前果在后。
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