Competitive aerobics is my favorite. It is more challenging and requires strength, flexibility, coordination and hard work. Never break through difficulties such as gymnastics. Each difficulty is divided into categories A, B, C and D, with different scores and complicated rules. Personally, I think the music of competitive aerobics is very passionate and I like it very much. I made most of the music myself, and I made up the movements myself. I like it. Although competitive aerobics is not an Olympic event, when I won the gold medal in the national championship, the feeling of awarding prizes really impressed me.
A. What are the authoritative certifications of private education?
1. At present, there are two kinds of certificates in the f