When the man downstairs knocked at the door, I_______. A. am doing housework B. was doing housework ...
2022-09-30 06:21:23 213次 人教版八年级英语下册单元检测卷：Unit5 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
When the man downstairs knocked at the door, I_______.
A. am doing housework B. was doing housework
C. were doing housework D. am going to do housework
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