According to the rules of the factory, you can ask for leave ________ you have a doctor’s diagnosed(...
2022-12-23 06:07:36 13次 2012-2013学年黑龙江大庆市高三上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
According to the rules of the factory, you can ask for
leave ________ you have a doctor’s diagnosed(诊断)
note.
A．now that B．if C．unless D．even though
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