Fill in the blanks with appropriate modals:
1. You _________________ (may/ can) buy some apples as there aren’t any
in my house.

2. It's a hospital. You _________________ not (should/ must) smoke.

3. He had been working for more than 11 hours. He _____________ ( must,
may) be tired after such hard work.

4. I __________________ (can/could) speak French fluently when I was a
child and we lived in Morocco. After we moved back to Canada, I had
very little exposure to the language and forgot almost everything I knew
as a child. Now, I ___________ (can/ could) only say a few things in the
language.

5. The teacher said we ___________ (should/ can) complete our projects
tomorrow.

6. __________________ (Can/ Could) you stand on your head for more than a
minute? No, I ________________ (should not/ cannot) .

7. If you want to learn to speak English fluently, you _________________
(must/ should ) work hard.

8. Take an umbrella. It _______________ (can/ may) rain later.

9. You _____________________ (should/ may ) not leave small objects lying
around .

10.People ________________________ (might/ must) not walk on grass.

11. Drivers _____________________ (must/ can) stop when the traffic lights
are red.

12. _________________ (Should/ May )I ask you a question?

13. They ____________________ (may/ can ) be on a holiday, but I am not
sure.

14. You _________________ (can/ could) be right, but I'd still like to check.

15. _______________________ (Could/ Can ) you turn it down a bit please?


16. It's OK- you __________________ ( may/ might) go when you've finished.

17. I ________________ (ought / must ) to get a public service medal as I
have contributed in building of the orphanage.

18. Aynur _______________ (can/ should) drink milk every day. She is very
thin.

19. Students ____________________(can/ should) leave the classroom before
the bell rings.

20. ________________ (Could/ may) you please pass my pencil to me?