1. You mustn`t tell anybody about the party.
2.Peter mustn`t swim in the river.
3.The baby mustn`t drink cold milk.
4.We mustn`t believe him.
5.Teachers mustn`t give us bad marks.
6.You mustn`t cross the street here.
7.Little Tom mustn`t cut the bread.
8.Policemen mustn`t be rude to people.
9.Pupils mustn`t be late for school.
10.You mustn`t speak loudly.