为音频文件，
为FLASH动画，
为普通文档，
为专题！ lesson03-How Are You lesson13-How Do You Feel lesson22-How Old Are You 01 How are you 03 How old are you 06 How tall are you A Young Girl Knows How How Old Are You 12-A Young Girl Knows How Guess How Much I Love You How Are You Hello，how are you Happy Birthday (How Old Are You Today) Did I Ever Tell You How Lucky You Are How Bout You hello hello how are you How Are You Part 1 How Are You Part 2 how green are you 你有多环保 How Are You？I’m happy
