改错 1、Yesterday I herad from my pen friend's letter.2 teaching the children to dance is her job3 As he is hiding himself at the corner of the room,I can't find him.
网友回答
1.Yesterday I heard from my pen friend
hear from sb 收到某人的来信
2 teaching(去掉the 泛指小孩） children to dance is her job
3 As he is hiding himself at（改为in) the corner of the room,I can't find him.
======以下答案可供参考======
供参考答案1:
1. hear from sb 收到某人的信
2.teach sb sth to dance→dancing
3.as→although 尽管
供参考答案2:
1.I heard from my pen friend.
2.To teach the children to dance is her job.
3.Since he is hiding himself at the corner of the room ,I can't find him.