—What were you doing when we were playing basketball yesterday afternoon? — I _______the classroom. ...
2022-11-02 23:49:53 55次 北京市朝阳区2017-2018学年度第一学期九年级期末检测英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
—What were you doing when we were playing basketball yesterday afternoon?
— I _______the classroom.
A. clean B. have cleaned C. will clean D. was cleaning
本题链接：
