Must / Mustn't Exercises

Write must / mustn't

in a Classroom;
1. You ………………….. be quiet.
2. You ………………. walk around the class.
3. You …………. shout at your friends.
4. You ………………. wear your school uniform.
5. You …………………… be polite to your friends.
6. You ……………… keep the classroom tidy.
7. You ………….. speak loudly.
8. You …………………… bring mobile phones to the classroom.
9. You ……………… help your friends and your teachers.
10. You ………………. be a lazy student.

Answers:

1. must 2. mustn't 3. mustn't 4. must 5. must
6. must 7. mustn't 8. mustn't 9. must 10. mustn't