Studying is such a thing, once you slack off, it's very difficult to get back into it seriously.
Mianmian is becoming more and more outstanding, and at such a good age, there must be plenty of boys in school who like her. He was worried she might fall into early love, which is why he hadn't slept well and had no interest in listening during class.
"But you should also give the child some time to rest, don't exhaust her." Xiu Min felt Mianmian was working too hard and felt some heartache for her.
"If she's tired, she should go to bed earlier at night." Li Julin guessed that Mianmian must have gone out to play with classmates the night before and went to bed late, which is why she had dark circles under her eyes.