The firemen put out the serious fire before any damage was caused, __________? A.did they B.didn’t t...
2022-09-16 09:26:21 178次 上海市2019-2020学年上学期期中英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
The firemen put out the serious fire before any damage was caused, __________?
A.did they B.didn’t they C.was it D.wasn’t it
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