Ask for the program of the opening ceremony of the high school sports meeting

Each student holds several colorful balloons filled with hydrogen in his hand and flies them together when passing the rostrum. You can also write what you want to say on the balloon. If conditions permit, white pigeons can also be released. Then he shouted the slogan: xxx class, fly higher. Slogans can be written on a board of about 800 square centimeters, or directly with banners. Try to arrange a formation of 20 10 and pass the rostrum. It is suggested that Wang Feng's Fly Higher be used as the soundtrack.