题目内容
4. 当我经过的时候，我发现有些人正在听一个街头音乐家拉小提琴。
When I passed by,I to a street musician playing the violin.
4. found some people listening
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题目内容
4. 当我经过的时候，我发现有些人正在听一个街头音乐家拉小提琴。
When I passed by,I to a street musician playing the violin.
4. found some people listening