Choose the best option for each sentences:

1. Laura, you and the kids just have dinner without waiting for me. I......work very hard today.

A. Can B. May C. Should D. Would

2. I........ be delighted to show you round the factory.

A. Ought to B. Would C. Might D. Can

3. Leave early so that you....... miss the bus.

A. Didn’t B. Won’t C. Shouldn’t D. Mustn’t

4. Jenny’s engagement ring is enormous!!’ It....... have cost a fotune

A. Must B. Might. C. Will. D. Should

5. You....... to write them today

A. Should. B. Must. C. Had D. Ought

6. I hope i......... fin it

A. Will. B. Shall. C. Could. D. Must

7. Unless he runs he...... catch the train

A. Will. B. Mustn’t. C. Wouldn’t. D. Won’t

8. .......... you be in Rome tonight.

A. Will. B. May. C. Might. D. Maybe

9. We....... have time to help you tomorrow.

A. May. B. Must. C. Will D. Could

10. “........ you hand me that pair of scissors, please?”

A. May. B. Will. C. Shall. D. Should

Bài tập 3: Chọn trợ động từ thích hợp và điền vào chỗ trống Can - could - might - ought to - should - may - would - must - had better - will - shall - have to 1. ........................... you please show me the way to train station? 2. You ........................... study for your math test or you won’t do well. 3. If Sue wants to buy a car this summer, she ........................... get a part-time job. 4. Ryan ........................... remember his wife’s birthday this year. 5. Tim ........................... share his pizza with you if you ask him nicely. 6. I ........................... speak Korean fluently when I was a child and we lived in Korea. 7. I ........................... like to buy the same bicycle that you have. 8. Even though you’re growing up, you ........................... never stop having fun. 9. ........................... you play the piano? 10. I am determined that my son ........................... go to Harvard. 11. The children ........................... wake up earlier that 7:30 am. They have to at camp at 8:00 am. 12. Nicole ........................... visit her grandmother this weekend.

MODAL VERBS

Choose the best option for each sentence:

1. Young people ______ obey their parents.

a. must to b. may c. will d. ought to

2. Laura, you and the kids just have dinner without waiting for me. I ______ work very hard today.

a. can b. may c. should d. would

3. I ______ be delighted to show you round the factory.

a. ought to b. would c. might d. can

4. Leave early so that you ______ miss the bus.

a. didn’t b. won’t c. shouldn’t d. mustn’t

5. Jenny's engagement ring is enormous! It ______ have cost a fortune

a. must b. might c. will d. should

6. You ______ to write them today.

a. should b. must c. had d. ought

7. I hope I ______ find it.

a. will b. should c. could d. must

8. Unless he runs, he______ catch the train.

a. will b. mustn’t c. wouldn’t d. won’t

9. ______ I have some more meat, mom?

a. Will b. May c. Might d. Shall

10. We ______ have time to help you tomorrow.

a. ought b. must c. will d. could.

11. "______ you hand me that pair of scissors, please?"

a. May b. Will c. Shall d. Should

12. Jeanette did very badly on the exam. She _____ harder.

a. must have studied b. should have studied c. could have studied d. must studied

13. I ________telephone her if I knew her number.

a. would b. have to c. will d. shall

14. If you want to get good grades, you ________ study hard.

a. can b. must c. may d. will

15. I wish you .............not stop interrupting me whenever I speak.

a. did b. would c. might d. will

16. When my father was young, he _____ work in the garden for long hours.

a. can b. could c. will d. should

17. Since we have to be there by 8.30, we_____ take a taxi.

a. had better b. may c. ought d. used to

18. It_____ rain this evening. Why don't you take an umbrella?

a. could be b. must c. might d. had better

19. _____ you help me with the homework?

a. May b. Shall c. Should d. Will

20. She hasn't eaten anything since yesterday. She_____ be really hungry.

a. might b. will c. must d. can

21. We _____ put the fish in the fridge before it spoils.

a. had to b. may c. can d. had better

1. Young people ______ obey their parents.
a. must
c. will
b. may
d. ought to
2. Laura, you and the kids just have dinner without waiting for me. I ______ work very hard today.
a. can
c. should
b. may
d. would
3. I ______ be delighted to show you round the factory.
a. ought to
c. might
b. would
d. can
4. Leave early so that you ______ miss the bus.
a. didn’t
c. shouldn’t
b. won’t
d. mustn’t
5. Jenny's engagement ring is enormous! It ______ have cost a fortune
a. must
c. will
b. might
d. should
6. You ______ to write them today.
a. should
c. had
b. must
d.ought
7. I hope I ______ find it.
a. will
c. could
b.shall
d. must
8. Unless he runs he______ catch the train.
a.will
c.wouldn’t
b. mustn’t
d.won’t
9. _____ you be in Rome tonight.
a.will
c.might
b.may
d.maybe
10. We ______ have time to help you tomorrow.
a.may
c.will
b.must
d.could.
11. “______ you hand me that pair of scissors, please?”
a. May
c. Shall
b. Will
d. Should
12. Jeanette did very badly on the exam. She _____ harder.
a.must have studied
c. could have studied
b. should have studied
d. must studied
13. He was very lucky when he fell off the ladder. He _____ himself.
a. could have hurt
c. must have hurt
b. should have hurt
d. will have hurt
14. Marcela didn’t come to class yesterday. She _____ an accident.
a. should have had
c. must have
b. might have
d. may have had
15. John still hasn’t come out. He ______ everything for the trip now.
a. must have been preparing
c. must be preparing
b. will be preparing
d. will have prepared
16. Thomas received a warning for speeding. He _____ so fast.
a. shouldn’t have driven
c. should have
b. would have driven
d. might have driven
17. The photos are black. The X-ray at the airport _____ them.
a. should have damaged
c. 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.
a. 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
a. may run
c. must be
b. may have run
d. should have run
20. Robert arrived without his book. He _____ it.
a. could have lost
c. would have lost
b. should have lost
d. will have lost

 Điền trợ động từ thích hợp vào chỗ trống: Can - may - must - should - ought to - might - will - couldn’t Can - could - might - ought to - should - may - would - must - had better - will - shall - have to

1 I wasn't tired but my friend ........

2 I like hot weather but Ann ....

3 "Is Colin here?" "He .... five minutes ago, but I think he's gone home now."

4 Liz said she might phone later this evening but I don't think she ....

5 "Are you and Chris coming to the party?" "I .... but Chirs ...."

6 I don't know whether to apply for the job or not. Do you think I .... 7 "Please don't tell anybody what I said." "Don't worry I ...."

8 "You never listen to me." "Yes I ...."

9 "Can you play a musical instrument." "No but I wish I ...."

10. "Please help me." "I'm sorry. I .... if I .... , but I ...."

I. Choose the best option for each sentence:

1) Young people ______ obey their parents.

a. must b. may c. will d. ought to

2) Laura, you and the kids just have dinner without waiting for me. I ______ work very hard today.

a. can b. may c. should d. would

3) I ______ be delighted to show you round the factory.

a. ought to b. would c. might d. can

4) Leave early so that you ______ miss the bus.

a. didn’t b. won’t c. shouldn’t d. mustn’t

5) Jenny's engagement ring is enormous! It ______ have cost a fortune

a. must b. might c. will d. should

6) You ______ to write them today.

a. should b. must c. had d. ought

7) I hope I ______ find it.

a. will b. shall c. could d. must

8) Unless he runs he______ catch the train.

a. will b. mustn’t c. wouldn’t d. won’t

9) ______ you be in Rome tonight.

a. will b. may c. might d. maybe

10) We ______ have time to help you tomorrow.

a. may b. must c. will d. could.

11) "______ you hand me that pair of scissors, please?"

a. May b. Will c. Shall d. Should

12) Jeanette did very badly on the exam. She _____ harder.

a. must have studied c. could have studied
b. should have studied d. must studied

13) He was very lucky when he fell off the ladder. He _____ himself.

a. could have hurt c. must have hurt
b. should have hurt d. will have hurt

14) Marcela didn't come to class yesterday. She _____ an accident.

a. should have had c. must have
b. might have d. may have had

15) John still hasn't come out. He ______ everything for the trip now.

a. must have been preparing c. must be preparing
b. will be preparing d. will have prepared

16) Thomas received a warning for speeding. He _____ so fast.

a. shouldn't have driven c. should have
b. would have driven d. might have driven

17) The photos are black. The X-ray at the airport _____ them.

a. should have damaged c. 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.

a. 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

a. may run c. must be
b. may have run d. should have run

20) Robert arrived without his book. He _____ it.

a. could have lost c. would have lost
b. should have lost d. will have lost

21) "Where do you think Rooney is today?". "I have no idea. He _____ late."

a. should have left c. would sleep
b. would have sleep d. may have sleep

22) Berbatov painted his bedroomblack. It looks dark and dreary. He _____ a different color.

a. had to choose c. must have chosen
b. should have chosen d. could have been choosing

23) The children _____ "thank you" to you when you gave them their gifts.

a. will have said c. should have said
b. must say d. should say

24) If we had known your new address, we _____ to see you.

a. came c. will come
b. would have come d. would come

25) These two boys look identical. They _____ twins.

a. must have been c. should be
b. must be d. should have been

II. Rewrite the sentence in the same meaning:

26) Perhaps Susan know the address. (may)

Susan ........................................................................................................

27) It's possible that Joanna didn't receive my message. (might)

Joanna ......................................................................................................

28) The report must be on my desk tomorrow. (has)

The report .................................................................................................

29) I managed to finish all my work. (able)

I ................................................................................................................

30) It was not necessary for Nancy to clean the flat. (didn't)

Nancy ......................................................................................................

31) The best thing for you to do is to sit down sit down. (better)

You ..........................................................................................................