Bu shi hai zi de cuo!

Ben shu chong fen jie jian le ou mei zui xian jin de jia ting jiao yu li nian, Jie he xian jie duan wo guo jia ting jiao yu pu bian cun zai de wen ti, Zong jie chu le fu mu zai jiao yu hai zi de guo cheng zhong chang fan de 31 zhong wu qu, Tong shi zhi ming le jiu zheng zhei xie wu qu de fang fa.