Jiao shi de tiao zhan

Ben shu gong fen liu zhang,Nei rong bao kuo cong xiang hu qing ting de guan xi zou xiang he zuo xue xi de guan xi,Ge ti yu ge ti de lian jie,Chuang zao he zuo tan jiu de jiao xue,Cong ke tang jiao xue dao xue xiao gai ge,Chuang zao he zuo xue xi ke tang guo wai an li deng.