求英语，加翻译 I herad someone play the piano in the music room an hour ago.(改被动)

Question

如题所述

Answer 1

翻译：“一小时前，我听到有人在音乐教室里弹钢琴。”被动形式：Someone was heard to play the piano (by me) in the music room an hour ago. 要注意：hear sb. do sth. 改为被动形式时，要补充个不定式符号：“to”.
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Answer 2

Someone heared to play the piano in the music room an hour ago by me.