Bài tập sử dụng động từ khuyết thiếu (Modal Verbs) có đáp án chi tiết

Bài tập áp dụng

Bài tập

Exercise 1: Chọn phương án đúng

1. You don't look well. You            see a doctor.
   1. could B. need to C. are to D. should
2. She           home yesterday because her little son was sick.
   1. could have stayed B. must have stayed

C. had to stay D. should have stayed

3. You           disturb him during his work!
   1. should not B. needn't C. mustn't D. don't have to
4. Whose car is this? – It           be Anton's. I think I saw him driving a red car like this one.

1. could B. might C. must D. would

5. Though he was ill and weak, he           get out of the burning building.
   1. was able to B. might C. could D. should
6.   lending me your CD player for a couple of days?

7. The windows look clean. You            wash them.
   1. are not to B. needn't C. don't have to D. mustn't
8. I don't believe it. It           be true.
   1. can't B. mustn't C. shouldn't D. wouldn't
9. Young people           obey their parents.
   1. must B. may C. will D. ought to
10. Jenny's engagement ring is enormous! It           have cost a fortune.
    1. must B. might C. will D. should
11. You            to write them today.
    1. should B. must C. had D. ought
12. "  you hand me that pair of scissors, please?"
    1. May B. Will C. Shall D. Should
13. Jeanette did very badly on the exam. She           harder.
    1. must have studied B. could have studied

C. should have studied D. must studied

14. Marcela didn't come to class yesterday. She           an accident.
    1. should have had B. must have

C. might have D. may have had

15. John still hasn't come out. He            everything for the trip now.
    1. must have been preparing B. must be preparing

C. will be preparing D. will have prepared

16. Thomas received a warning for speeding. He            so fast.
    1. shouldn't have driven B. should have

C. would have driven D. might have driven

17. The photos are black. The X-ray at the airport            them.
    1. should have damaged B. would have damaged

C. would damage D. must have damaged

18. Tom didn't do his homework, so the teacher became very angry. He           his homework.
    1. must have done B. should have done

C. might have D. will have done

19. My car stopped on the high way. It            out of gas.
    1. may run B. must be

C. may have run D. should have run

20. I be here by 6 o'clock? - No, you             
    1. Shall; mightn't B. Must; needn't C. Will; mayn't D. Might; won't

Exercise 2: Chọn phương án đúng

1. “Where do you think Rooney is today?". "I have no idea. He           late."
   1. should have left B. would sleep

C. would have sleep D. may have slept

A. had to choose B. must have chosen

C. should have chosen D. could have been choosing

3. The children           "thank you" to you when you gave them their gifts.
   1. will have said B. should have said

C. must say D. should say

4. If we had known your new address, we           to see you.
   1. came B. will come C. would have come D. would come
5. These two boys look identical. They           twins.
   1. must have been B. should be C. must be D. should have been
6. You've been working non-stop for ten hours. You           be really tired.
   1. should B. must C. would rather D. ought to
7. The fortune teller predicted that          inherit a big fortune before the end of this year.
   1. will B. she will C. would D. she would
8. I'm feeling very tired this morning. I           have stayed up late last night.
   1. couldn't B. shouldn't C. mustn't D. to stopping
9. He helped her, but it was not necessary. He needn't          her.
   1. help B. to help C. be helping D. have helped
10. "  you like to play a game of tennis?" "I'd love to."
    1. Could B. Will C. Do D. Would
11. His letter is full of mistakes. He            the mistakes carefully before sending it.
    1. must have checked B. should have checked

C. could have checked D. can have checked

12. "I bought two bottles of milk." "You            have bought milk; we have heaps of it in the house."
    1. couldn't B. needn't C. mustn't D. hadn't
13. When I first went to England, I            English, but I         it.
    1. can read; can't speak B. can read; couldn't speak

C. could read; couldn't speak D. could read; can't speak

14. The car plunged into the river. The driver            out but the passengers were drowned.
    1. is able to get B. could get C. was able to get D. can get
15. I   got lost and                  ask a policeman the way.
    1. have to B. must have to C. had to D. would
16. We have some days off after the exam           spend some time together?
    1. Let B. Shall I C. Shall we D. Would you like
17. You            ring the bell; I have a key.
    1. may not B. needn't C. mustn't D. couldn't
18. You            drink this; it's poison.
    1. must B. needn't C. mustn't D. shouldn't
19. Nobody knows how people first came to these islands. They            have sailed from

1. might B. must C. should D. had

20. She felt ill and            leave early.
    1. has to B. must C. had to D. ought

Exercise 3: Chọn phương án đúng

1. The man was found unconscious at the foot of the cliff. He           have fallen 200 meters.
   1. needn’t B. must C. should D. mustn't 2 When the fog lifts, we                             where we are.

A. could see B. will be able to see

C. must have seen D. are seeing

3. The swimmer was very tired, but he           the shore before he collapsed.
   1. was able to reach B. can reach

C. could reach D. has reached

4. If a letter comes for me,           you please forward it to this address.
   1. shall B. could C. must D. should
5. I don't believe it. It           be true.
   1. can't B. mustn't C. shouldn't D. wouldn't
6. Laura, you and the kids just have dinner without waiting for me. I           work very hard today.
   1. can B. may C. should D. would
7. Leave early so that you           miss the bus.
   1. didn't B. won't C. shouldn't D. mustn't
8. He was very lucky when he fell off the ladder. He           himself.
   1. could have hurt B. should have hurt

C. must have hurt D. will have hurt

9. Robert arrived without his book. He           it.
   1. might have lost B. should have lost C. would have lost D. will have lost
10. Twenty years ago, David            speak Arabic fluently. Now he's forgotten a lot.
    1. could B. might C. needed D. must
11. Jessica hasn't made up her mind about where to go to school. She            attend Duke University. She just doesn't know yet.
    1. mustn't B. may not C. needn't D. can't
12. This box isn't as heavy as it looks. You               help me with it. Thanks anyway for offering to help. <ol