管弦乐队员共奏和谐旋律。男生和女生一起差30分的游戏

　　A marching band appears, and the band-leader prepares to give them the music for the song he wants them to play. He has prepared a large staff above their heads, and he now creates notes by making duplicates of his own head, placing them on the staff, and completing the notes with sticks and other implements taken from the band members. When he has finished, the players attempt... (展开全部)