_____around the clock for two days，he managed to finish the report for the manager on schedule． A．Wo...
2022-11-07 02:25:46 75次 2014-2015学年福建厦门市高三上学期期末质量检测英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
_____around the clock for two days，he managed to finish the report for the manager on schedule．
A．Working B．Worked
C．Having worked D．To work
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