link:? /s/1awacxw6eyFKGntqlpvXJ7A? Extraction code:? Fwtd

There is a children's vocal enlightenment class here, which I hope can help you.

-3 years old is the best time for children's music enlightenment, and parents are the earliest enlightenment teachers. Whether parents enlighten their children at this time determines the persistence and stability of children's music learning in the future.