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

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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大学英语四级

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