Study of the development and improvement of western rural teachers policies 并列题名：Study of the development and improvement of western rural teachers policies Study on the development and improvement of punishment practice. Study on the development and improvement of punishment practice 并列题名：Study on the development and improvement of punishment practice Study of the development of western humanistic tradition a study on the developments and changes of contemporary Western political parties Study on the stabilization and improvement of the basic rural operation system Study on the development of local fiscal policies