Mustn't vs. Don't Have To/Doesn't Have To - Exercises

1. You ______ smoke here; it's a non-smoking zone. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

2. She ______ attend the meeting if she's busy. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

3. We ______ park here; it's a restricted area. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

4. He ______ finish the assignment today; there's no deadline. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

5. Students ______ talk during the exam. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

6. You ______ bring your own lunch; food is provided. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

7. She ______ share her password with anyone; it's confidential. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

8. They ______ attend the party if they don’t want to. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

9. Drivers ______ drink alcohol before driving. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

10. He ______ pay for parking; it's free today. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

11. You ______ forget to lock the door before leaving. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

12. She ______ attend the optional workshop; it’s not mandatory. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

13. They ______ enter the restricted area without permission. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

14. You ______ bring your own chairs; seating is provided. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

15. He ______ disclose personal information without consent. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

16. She ______ complete the form if she has already registered. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

17. You ______ eat in the library; it’s against the rules. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

18. He ______ pay for the tickets; they are complimentary. doesn’t have to
a) mustn't
b) don't have to
c) doesn’t have to

19. They ______ park on the grass; it's prohibited. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

20. You ______ attend the meeting if you have nothing to contribute. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

21. She ______ touch the artwork; it's very fragile. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

22. We ______ finish the project today; the deadline is next week. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

23. He ______ use his phone while driving; it’s against the law. mustn't
a) mustn't
b) don't have to
c) doesn’t have to

24. You ______ bring your own drinks; refreshments are provided. don’t have to
a) mustn't
b) don't have to
c) doesn’t have to

25. They ______ run in the hallways; it's dangerous. mustn't
a) mustn't
b) don't have to
c) doesn’t have to