【单选题】
Night-shift workers are those who ______.
A.have to rely on their internal clock
B.need to re-adjust their clock
C.fall asleep late at night
D.have to work at night
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根据网考网移动考试中心的统计,该试题:
10%的考友选择了A选项
7%的考友选择了B选项
4%的考友选择了C选项
79%的考友选择了D选项