?????? ???? ????? ???? ????? ??? ??? ???? ??? ??? ?? ???? ????? ?? ???? ????. School-extensive celebrations of tutorial or extracurricular achievements can reinforce constructive behaviors and encourage pupils to try for achievement.? ????? ???? ??? ?? ??? ?? ?? ??? ??? ??? ?? ???? ??? ?? ????, ?????? ?? ?? ??? ? ????.Common Chinese ribbon and adm