It's good. I teach math very well. He usually teaches the best key class, second only to Class 00. If nothing else, people are very strict, so the class spirit is very good and there will be a good learning atmosphere. He has many reasons, but they are all very reasonable.
In short, it is right to go to his class! (This is for ordinary people) You didn't give you many points. If it is best to go to Class 00, where is the elite group! ! !
I don't know if you are satisfied with the result.