1. Choose the right modal verb from the box.

can	can	can't	could	may	Might	must	mustn't	needn't	needn't
can	can	can't	may	may	must	mustn't	need	needn't	shouldn't

1. There are plenty of tomatoes in the fridge. You … buy any.

2. It's a hospital. You … smoke.

3. He had been working for more than 11 hours. He … be tired after such hard work. He … prefer to get some rest.

4. I … speak Arabic fluently when I was a child and we lived in Morocco. But 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 … just say a few things in the language.

5. The teacher said we … read this book for our own pleasure as it is optional. But we … read it if we don't want to.

6. … you stand on your head for more than a minute? No, I … .

7. If you want to learn to speak English fluently, you … to work hard.

8. Take an umbrella. It … rain later.

9. You … leave small objects lying around . Such objects … be swallowed by children.

10. People … walk on grass.

11. Drivers … stop when the traffic lights are red.

12. … I ask a question? Yes, of course.

13. You … take your umbrella. It is not raining.

14. … you speak Italian? No, I … .

2. Choose the correct answer (mustn't or needn't).

1. Nancy ... go to bed early; tomorrow is her day off.

2. You ... smoke on buses. It's forbidden.

3. You ... do it now; you can finish it later.

4. Students ... use their mobile phones during the lessons.

5. You ... buy any meat. There is plenty of it in the fridge.

6. 7. You ... bring a swim suit. I can lend you one.

7. It's a secret. You ... tell anybody.

8. You ... do the washing up; we have a dishwasher.

9. You really ... be late again.

10.You ... drink at all if you plan to drive.

3. Choose the appropriate modal verb from the box.

must be	should take	must be	can't have gone	might have been
should have told	could run	had to stop	can’t be	couldn't have liked

1. He … French. French. His French is terrible.

2. The kids are calm today. They … tired.

3. Although Leila was very hungry, she didn't eat very much. She … the food.

4. The phone is ringing. It … Mary. She promised she would call.

5. John had a terrible accident. He … when the traffic lights were red.

6. I don't know why she got so many bad grades. She … lazy studying.

7. I didn't know you needed help. You … me.

8. I am so tired. I need some rest. I think I … a week off.

9. He … so fast when he was young.

10. Nancy … on holiday. I have just met her in the street.

4. Choose the correct answer about the meaning of the modal forms in the following sentences

Asking for advice Asking for permission Expressing ability Expressing lack of necessity

Expressing obligation Expressing possibility Expressing prohibition

Giving advice Making an offer Making a request

1. May I use your mobile phone?

2. May I help you?

3. You mustn't walk on grass.

4. What do you think I should do?

5. Can you help me with this exercise?

6. I can speak Arabic.

7. I think you should see a doctor.

8. You must stop when the traffic lights are red.

9. You needn't take your umbrella. It isn't raining.

10. You may pass the exam. It is not very difficult. You only have to work harder.