First, according to different schools, many small training institutions may go out of business even if they don't have school qualifications.

Second, look at the teaching level of the teachers in the remedial class of senior three. Only when teachers teach well can students learn well. A good teacher has a great influence on students' study. Therefore, when choosing the remedial class for senior three, we should judge whether the teacher's teaching level is suitable for us through the audition class.

Then look at the teaching methods of the remedial classes in senior three. Generally, senior three remedial classes will help students learn through one-on-one tutoring. One-on-one tutoring can help students with weak subjects, and the effect is much better than that of large classes.