C536 The First Children's Song

Yan Xibai: Regarding my sister's situation, you have been in time to communicate with me. These two days, you've put in a lot of effort.

Teacher Nian, thank you very much.

These few words were really not polite words.

Yan Xibai truly felt that this form teacher was very responsible for her work.

The form teacher. The form teacher: Young Master Bai, you are too polite. Actually