MBA xue bu dao de shi zhan zhi hui/ Mei de,gui ze yu shi jian zhi hui/ Le bu qi de sheng cun zhi hui Le bu qi de sheng cun zhi hui. Da zhi hui 7.0 shi zhan zhi nan. Ni bu zhi dao de jiu she hui/ Ji shi hun zu de su hun shi zhan zhi nan. Pin min ku jiao wo de jie tou zhi hui/