— The light in his room is still on. Do you know ? — Maybe at midnight again. A. if he is busy study...
2022-11-08 13:53:26 93次 山西省大同市矿区2016-2017学年八年级下学期期末考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
— The light in his room is still on. Do you know ?
— Maybe at midnight again.
A. if he is busy studying B. when he will stop working
C. why he stays up so late
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