A. Complete the sentences with "must” or "mustn't”:
1. We _______ eat in the classroom.
2. I _______ do my homework every day.
3. Students________ bring their mobile phones to school.
4. You ______ use your books in an exam.
5. You ______ wash your hands before eating.
6. You _____ eat too much fact food.
Answers & Comments
Answer:
1.mustn't
2.must
3.mustn't
4.mustn't
5.must
6.mustn't
Answer:
1. must
2. must
3. mustn't
4. mustn't
5. must
6. mustn't