Lista de exercícios Modal Verbs GABARITO

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Lista de exercícios 
(Modal Verbs) 
1. Choose the right modal verb: 
 
a) There are plenty of tomatoes in the fridge. You _______ (mustn’t / needn’t / may not / 
should not) buy any. 
b) It's a hospital. You _______ (mustn’t/ needn’t / may not / don’t have to) smoke. 
c) He had been working for more than 11 hours. He _______ (must / need / had better / 
mustn’t) be tired after such hard work. He _______ (may / should / must / had better) 
prefer to get some rest. 
d) I _______ (could / might / can / must) 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 _______ (may / can / 
must / need) just say a few things in the language. 
e) _______ (May / Need / Must / Can) you stand on your head for more than a minute? 
No, I _______ (may not / needn’t / can’t) 
f) If you want to learn to speak English fluently, you _______ (could / need / needn’t / 
mustn’t) to work hard. 
g) You _______ (shouldn’t / need / needn’t / may not) leave small objects lying around. 
Such objects ______ (must / need / may / mustn’t) be swallowed by children. 
 
 
2. Choose the correct modal or modal form to fit the sentence. 
 
a) You _______ look at me when I am talking to you. 
 
I. Could 
II. Should 
III. Would 
 
b) I was using my pencil a minute ago. It _______ be here somewhere! 
 
I. Can 
II. Could 
III. Must 
IV. Would 
 
c) If you don’t start working harder, you _______ repeat the course next year. 
 
I. Have to 
II. Must 
II. Will have to 
 
d) Phone her now. She _______ home by now. 
 
I. has to be 
II. Must be 
III. Would be 
 
3. Choose the right modal verb: 
 
a) I have no time. I _______ (should / may / must) leave now or I _______ (will / would / 
shall) miss the bus. 
b) I wish I _______ (could / would / can) buy a new mobile phone but I don't have enough 
money. 
c) She looks tired; she _______ (shouldn’t / should / might) take some days off. 
d) Judy is not at home. She _______ (might / could / will) have gone to Madrid, I don't 
know. 
e) Tom _______ (can / could / must) play tennis quite well. I usually play with him every 
weekend. 
f) _______ (Should / May / Might) we go out tonight, please? Yes, but you _______ (won’t 
/ couldn’t / mustn’t)be late. 
g) I haven't decided yet where I _______ (will / won’t / would) go in my next holidays. I 
think I_______ (must / can / might) go to Paris. 
h) _______ (Should / Could/ Might) you water my plants while I am away? If they don't get 
enough water they_______ (will / won’t / can’t) certainly die. 
 
4. Choose the right modal verb and complete the sentences: 
 
May / Will / Can / Should / Can’t / Could / Won’t / Shall / Must 
 
a) Jack maycome to our wedding, but we aren't sure. 
b) Shall/ May I buy the tickets for the concert? I cansee you're too busy. 
c) We must / shouldpay the fees at the fixed time. 
d) You shouldclean your room more often. 
e) If it rains on Saturday, we won’tgo to the beach. 
f) Can you speak German? No, I can’t. 
g) Jane couldnot play the violin when she was five, but now she canplay it very well. 
h) You shouldnot be so nervous. I think it willbe very easy. 
 
5. Choose the correct answer for each blank. 
 
a) You __________ eat so much chocolate. It’s not good for you. 
I. don’t have to 
II. must 
III. shouldn’t 
 
b) You__________ not put your feet on the cafeteria tables. 
I. must not 
II. do not have to 
 
c) I__________ help you, but I don’t want to. 
I. can 
II. could 
III. would 
 
d) __________ you open the window, please. 
I. Can 
II. May 
 
6. I __________ move the table. It was too heavy. 
I. couldn't 
II. mustn't 
III. shouldn't 
IV. wouldn't