Thereusedtobeatreenearthehouse.如何变成反意疑问句
2020-10-23 157次 反馈错误 加入收藏 正确率 : 100%
题目内容：
There used to be a tree near the house.如何变成反意疑问句
优质解答
有两种改法：
There used to be a tree near the house,didn't there?
There used to be a tree near the house,usedn't there?
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