When I walked past the park, I saw some old people Chinese Taiji. A. doing B. did C. do D. are doing...
2022-10-20 20:30:14 214次 吉林省2017-2018学七年级下学期期末考试英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
When I walked past the park, I saw some old people Chinese Taiji.
A. doing B. did C. do D. are doing
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