@yuanyuanda8
He wrote and drew on the whiteboard, telling the children about whole notes, half notes, and quarter notes, and Yu Shu listened very carelessly. There are also some other children who listen very poorly, but Meng Yao can tell from their eyes and expressions that Yu Shu's carelessness is because it doesn't matter whether they listen or not, while other children's carelessness is because they don't want to listen or don't understand.
Sure enough, when Meng Yao taught them how to practice scales, Yu Shu's talent was displayed. After a class, Meng Yao told Yu Shu's mother that Yu Shu has good finger coordination and a strong sense of rhythm, and is very talented in playing the guitar. Actually, I can tell this from his eyes.