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jiaxunqi11 幼苗
共回答了904个问题 举报
都行，得看句子意思的。
He hurt his leg when he was playing football.
He was cooking in the kitchen when his son was doing his homework.
The boy was laughing when the teacher came in.
He hurt his leg when he was playing football.
He was cooking in the kitchen when his son was doing his homework.
The boy was laughing when the teacher came in.
1年前
2
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你能帮帮他们吗