plz help me!!plz!plz!

student-on-duty,secretaries,monitors ,prefects
janitors,principal,counsellors
Students who represent your class and help teachers are 2._.
The one who helps clean the classroom for the day is the 3._.
Students who help teachers keep oerder over other students are 4._.
People who help prepare notices and collect fees are 5._.
People who areresponsible for cleaning the school are 6._.
The one who manages the school is the7._.
People who give you suggestions when you have problems are8._.