Must/mustn't sdelaite plz

2 you mustn`t interrupt me.
3 you mustn`t be silly.
4 you must be polite.
5 you must wash your hands.
6 you must be quiet.
7 you mustn`t listen to him
8 you mustn`t be late
9 you must tidy your room
10 you mustn`t say that