Obviously, they don't teach well, why do we always have to go to school early? You really think you teach well. In fact, you shouldn't come to school with emotions. The teacher will only let you go to school early to study and review, run and so on. Anyway, the teacher is not good at teaching, so you can make suggestions. They didn't say they did. On the one hand, you have to do this. You won't have a good effect either, so. Some questions, right? This is two-sided. Well, you can try to communicate first, and then. Look at the effect again.