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(单选题) Why do some people often dream about their work?(本题1.5分)
A、 Because they are tired in the daytime.
B、 Because they are not interested in their work
C、 Because they may be thinking about their work all day.
D、 Because they have too much work to do.

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出自：河南城建学院英语（二）(专升本)

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