"上课铃声叮叮当当的声音"...上课铃声叮叮当当的声音

　"上课铃声叮叮当当响"...上课铃声叮叮当当响

　"上课铃声叮叮当当歌曲"...上课铃声叮叮当当歌曲

　"上课铃声叮叮叮叮"...上课铃声叮叮叮叮

　"经典上课铃声叮叮叮叮"...经典上课铃声叮叮叮叮

　"上课铃响叮当"...上课铃响叮当

　"上课铃声叮咚叮咚"...上课铃声叮咚叮咚

　"上课铃声当当当"...上课铃声当当当

　"上课叮叮叮的铃声"...上课叮叮叮的铃声

　"上课铃声叮叮响"...上课铃声叮叮响