Carelessness always contributes _______ car accidents. Therefore, drivers are ad
题型：不详难度：来源：
Carelessness always contributes _______ car accidents. Therefore, drivers are advised to concentrate their attention _______ driving. | A．for; to | B．to; on | C．with; on | D．in; to |
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答案
| B |
解析
试题分析：考查介词。第一个空是考查“contribute to”指“导致，有助于”；第二个空考查“concentrate one’s attention on”指“集中注意力于”。所以答案选B。 |
举一反三
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