Some people like to work_____for they think that a background noise may help them to concentrate upon their work.

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问题 Some people like to work_____for they think that a background noise may help them to concentrate upon their work.

选项 A、while the radio being on
B、while the radio turning on
C、with the radio on
D、being on the radio

答案C

解析
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本试题收录于: 英语题库普高专升本分类
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