I think the most effective way to improve your grades in a short time is to enroll in a cram school. When choosing a cram school, you should look at your current level. Some cram schools are for good students. This is called training. There are some cram schools for poor grades, called cram schools. There are also some cram schools for students with average grades, just to get points If it is Art Candidates, you can find a special cram school for art students' cultural courses, depending on the management system. Some marking schools are completely closed, such as Hangzhou Extraordinary Education, and some marking schools are semi-closed, that is, they are not allowed to leave school during class. The management system is to measure whether a school can bring out one of the high-quality students. I think the normal university education college entrance examination training school can, the management system is strict, parents can rest assured, and the school still has capital preservation classes to report.