Input the correct modal verb
Each modal verb is to be used once

have to should can’t
could needn’t must

1. It _ be Carlos. I’m sure it is his Porsche.
2. You _ listen to your mother, she is a professional in this area.
3. _ you be so kind to open the front door for me?
4. Glen doesn’t _ wake up early as it is his day off.
5. The flowers are nice but you _ have bought them.
6. Why _ you speak English if your father is an Englishman?​
Underline the best option

1. You aren’t able/mustn’t park your car under this sign.
2. You can/should dance with me if you want.
3. You needn’t/could have bought me flowers, I’m just glad to see you.
4. What might/shall they do to assemble the device within an hour?
5. You had to/should have tried better to achieve the best result possible.
6. You can’t/needn’t do this trick if you don’t have the necessary skill level.
7. He might/shall have met his friends at the pub; otherwise I don’t know why he is late.
8. Shall/Need I help you with your test? – Yes, please, some tasks are extremely difficult.
9. The worker may/might have been hurt during the accident on the construction site.
10. You don’t ought to/don’t have to listen to him if you think he is wrong for sure.
Define the function
Circle the function the modal verb stands for

1. I have to tell you that your car has been stolen.
a)possibility; b)unnecessary action; c)inevitable obligation
2. Shall I make some for your guests as well?
a)advice; b)criticism; c)offer; d)asking permission
3. You needn’t have taken those books, the library doesn’t work today as it is a sanitary day.
a)criticism; b)fulfilled unnecessary action; c)advice; d)offer
4. Mark should talk to his brother to calm him down.
a)offer; b)advice; c)prohibition; d)necessity
5. What shall we do next to assemble this equipment?
a)asking for instructions; b)offer; c)necessity; d)advice
6. It must be my mum; she always calls me about this time.
a)obligation; b)prohibition; c)logical assumption; d)criticism
7. You mustn’t cross the school rules not to be eliminated.
a)prohibition; b)advice; c)logical assumption; d)criticism
8. May I open the window, please? It’s too hot in here.
a)ability; b)criticism; c)possibility; d)asking permission
9. Larry is too late. He could be lost somewhere in the park.
a)asking permission; b)possibility; c)advice; d)offer
10. You can’t have this game, you behaved badly all the week.
a)advice; b)lack of necessity; c)refusing permission; d)offer
11. You ought to have tried better to win the championship!
a)criticism; b)inevitable obligation; c)advice; d)possibility

Exclude the wrong one
Cross out the modal that can’t be used

1. His car can be seen. He _ be at work.
a)could; b)may; c)should; d)might
2. _ I help you with your suitcase?
a)could; b)can; c)need; d)shall
3. _ we go to the theatre tonight?
a)must; b)can; c)could; d)shall
4. Justin _ to get ready for his exam tomorrow morning as he did it today.
a)needn’t; b)shouldn’t; c)doesn’t need; d)doesn’t have
5. You _ put your things on the railing, it is against the mall rules.
a)mustn’t; b)can’t; c)needn’t;
6. Larry _ have been expelled last week because of his failed exams.
a)could; b)must; c)might