Before the event: 1. Can not keep the classroom clean, free disposal of waste 2. For teachers, not polite, and often forget the greetings 3. Shopping, and other vehicles can not comply with the order of After the event: 1. Actively participated in clean-up, waste into the trash can 2. Greetings to the teachers and to help teachers take the initiative to do things 3. Take the initiative to line up your seat on a bus for the elderly
