The urgent task is to start with the study of four reasons & teachers , students , parents and society , to check the occurrence of this conscienceless and disgusting crime and punish these uncompetent teachers .
当务之急是从教师、学生、家长、社会四方面的原因入手，遏制这种丧尽天良、枉为人师的恶性案件发生。
conscienceless