Modals of obligation

Fill in 'must', 'have to', 'be supposed to'.

1. I ____________ go on a diet - I want to look good on the beach..

2. I (not) ____________________ say this but Sam told me he loves you.

3. You (not) ________________________ arrive at 6 am - the clinic opens at 7.

4. My brother _________________ do morning exercises but he never does.

5. Doctors _________________ train for several years before they can work.

6. In a non-smoking area you (not) ________ smoke.

7. I __________ remember to get a present for Daisy.

8. My son ___________ keep this bird's feeder full of food.

9. She will ________ wait in line like everyone else.

10. We ________ forget to take the chicken out of the freezer.

11. Bicyclists _____ remember to signal when they turn.

12. You _____________ eat anything you don't like.