Question

1. She __________ play the guitar rather well. (may/must/can) 2. This baby __________ walk yet. (mustn’t/can’t/couldn’t) 3. You __________ be at two places at once. (mustn’t/must/can’t/can) 4. You __________ teach an old dog new tricks. (must/can/can’t) 5. Tortoises __________ run fast. (may not/mustn’t/can/can’t) 6. The ostrich __________ kill a person with one kick. (may/can/must) 7. I __________ help you if you want. (must/can/may) 8. You __________ finis hall the work yesterday. (could/may/can) 9. I __________ sleep well yesterday. (can’t/mustn’t/couldn’t) 10. Pupils __________ be late for classes. (can/may/must/mustn’t) 11. We __________ boil drinking water because of germs. (can/may/must) 12. He __________ inform you about it. (must/can’may) 13. We __________ show these photos to her. (must/mustn’t/can/can’t) 14. Granny is sleeping. You __________ make a noise. (must/can’t/mustn’t) 15. We __________ cross the street when the light is red. (must/may/can/mustn’t) 16. People __________ take care of nature. (can/may/must/should) 17. __________ I go out? (can/may/must) 18. People __________ live on the Moon. (must/may/can/can’t) 19. Children __________ go to bed late. (can/shouldn’t/may) 20. Max __________ take my umbrella. (must/can/may)

Answer 1

1) can

2) can't

3) can't

4) can't

5) can't

6) can

7) can

8) could

9) couldn't

10) mustn't

11) must

12) can

13) can

14) mustn't

15) mustn't

16) should

17) may

18) can't

19) shouldn't

20) can