Spider murphy played the tenor saxophone, Little joe was blowin on the slide trombone.The drummer boy from illinois went crash, boom, bang, The whole rhythm section was the purple gang.

• 教练解说：肺功能较差人士容易气喘，踏板练习如上楼梯动作，初练习者进行五分钟或已感辛苦，应视乎气喘情况逐步延长练习时间。