改成陈述:1.listen to music in the classrooms ro hallways (can't)
2.eat in the classrooms (can't)
3.wear ahat (can't)
4. listen to music outside (can)
改为祈使:1.fight (can't)
2.listen to music in the music room (can)
3.eat in the dining hall (can)
4.eat outside (can)
大家帮帮忙啊