UNIT 1. IN AND OUT OF SCHOOL » 10

Underline the correct modal verb. 1. You needn't buy bread any more. We have got plenty. 2. I have studied for the exam for more than six hours and I understood every detail. I needn't study more. 3. Jack has just painted the bench. You mustn't sit on it. 4. We mustn't speak loudly in the library. Other people might be disturbed. 5. You mustn't bring any food for the party. We have got enough food. 6. You needn't eat or drink in the classroom. The teacher might be angry. 7. We needn't buy any CDs. We haven't got a CD player. 8. George mustn't eat fast food. He is very fat and fast food is unhealthy. 9. The students needn't bring their books today because they are going to visit the museum. 10. People mustn't throw litter on the floor. 11. We mustn't shout at each other when we are discussing something. It is very rude. 12. Jack needn't buy another car because he has got three already. 13. You mustn't go near that dog. It might bite you. 14. We needn't buy that book. Peter has got the same book, so he can lend it to us.