Using must, mustn't, have to or not have to:

1 Yesterday I..... finish my geography project.
2 She will.....wait in line like everyone else.
3 All employess..... on time for work.
4 We...... forget to take the chicken out of the freezer.
5 If you are under 13 you......to get your parents permission.
6 Your daughter may ....try on a few different sizes.
7 The doctor.... get here as soon as he can.
8 Do you ....work next weekend?
9 Bicyclists...... remember to signal when they turn.
10 Angela, you....leave your clothes all over the floor like this.