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Must and musn't

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  • 17. We ___ arrive to school on time.
    mustn’t
    must
  • 13. You ___ do your homework before playing games.
    mustn’t
    must
  • 19. We ___ take care of the environment.
    mustn’t
    must
  • 15. Children ___ play with fire.
    mustn’t
    must
  • 20. Students ___ cheat on exams.
    must
    mustn’t
  • 6. Drivers ___ stop at a red light.
    mustn’t
    must
  • 14. We ___ respect our parents.
    must
    mustn’t
  • 7. Children ___ run across the street without looking.
    must
    mustn’t
  • 2. Students ___ be quiet in the library.
    mustn’t
    must
  • 3. You ___ wear a helmet when riding a bike.
    must
    mustn’t
  • 18. You ___ touch the animals at the zoo.
    must
    mustn’t
  • 9. We ___ litter in the park.
    mustn’t
    must
  • 5. You ___ brush your teeth every day.
    mustn’t
    must
  • 12. People ___ smoke inside the hospital.
    must
    mustn’t
  • 10. You ___ listen to your teacher carefully.
    must
    mustn’t
  • 8. You ___ eat vegetables to stay healthy.
    must
    mustn’t
  • 11. You ___ be kind to your friends.
    must
    mustn’t
  • You ___ wash your hands before eating.
    mustn’t
    must
  • 16. You ___ wear a seatbelt in the car.
    mustn’t
    must
  • 4. We ___ talk loudly in class.
    mustn’t
    must