11. This is the key. You……..forget to take it with you when going out

. A. should B. have to C. mustn't D. needn't

12. You………..introduce me to Dr. Gray. We have already met.

 A. shouldn't B. needn'tC. mustn'tD. couldn't

13. "I have got a headache.- "You………..go to see the doctor."

A. may B. Could   C. Should   D. might

14.1………find my own way there. You ……wait for me.

A. should ?can't B. have to / must C. can/needn't D. might / mustn't

15. You ……. take your umbrella along with you today. It……… rain later on this afternoon.

A. ought to mustn't B. needn't/ willC. will / must D. should/might

16. I am not deaf. You………shout.

A. must B. mustn't C. Need D. needn't

17. I do not mind at all. You .........apologize.

A. shouldn't B. needn't C. mustn't D. oughtn't to

18. It is a top secret. You_ _tell anyone about it.

 A. mustn't B. needn'tC. mightn't D. won't

19. We have plenty of time for doing the work. We………… be hurried.

A. needn't B. shouldn't C. mustn'tD. mayn't

20. Susan………. hear the speaker because the crowd was cheering so loudly.

A. mustn't   B. couldn't     C. can’t D. needn’t

16. the phone has been ring ing for a minute. Noone …………at home(must have been/
can have been/ should have been/ none of these)
17. she’s fainted. Throw some water on her face and she ………. Come round.(has to/
may/ must/ can have)
18. ………..you please refrain from smoking while the lecture is in progress? (May/ Might/
Would/ Should)
19. I ……………… persuade him as I said.(wasn’t able to/ can’t/ mustn’t/ ought not)
20. I’m sorry to bother you while you’re working, but I …………ask you a question.(can/
had to/ must/ may)
21. He couldn’t have mean it seriously. He ……….laughed at you. (would/ couldn’t/ had/
must have)
22. we …….ensure the telegram arrives in time. (had to/ must/ ‘d rather/ might)
23. he ……..keep his family because his wages were too low. (couldn’t/mustn’t/ can’t/
didn’t have to)
24. the sea was too rough that we …………swim. (couldn’t/can’t/won’t/wouldn’t)
25. …………make an appointment to see the doctor? (May I / Could I / Will I/ Shall I )
26. Perhaps there ………. A good pro gram on the radio. (might be/ will be/ can be/ should
be)
27. I ……go swimming when I was young. (a. could/b.would./ c. used to/d. both b and c)
28. ………..take this letter to the post office, please?(May you/ Must you/ Would you/
none of these)
29. in our family my father ………sit at the top of the table. (used to/ had to/ ought to/
must)
30 Do it as well as you ……………. (must/ will/ can/ have to)
31. I …………swim in this water: it is much too cold.(mightn’t/ mustn’t/ can’t/ don’t have
to)
32. you …………… imagine my surprise when I heard the news. (can/ ought to/ will/ all
of these)
33. you do some work instead of sitting there reading the paper. (would rather/ ought to/
won’t/ don’t have to)
34. be careful how you hold that jug; it ……….break easily.(may/ ought to/will/ might)
35. I’m not sure where to go for my holiday, but I ……..go to China. (should/ may/ have
to/ needn’t)
36. we had free tickets, so we ……….pay to get into the concert. (didn’t have to/
couldn’t/mustn’t/ shouldn’t

ex3. complete each sentence with might / must / should { not }

1. nancy said you didn't need to buy her anything for her birthday , but I really think you ____________ at least get her some flowers or nice bottle of wine

2. debbie said she was really busy this week ,but I think she ___________ show up at the party if she doesn't have to work overtime on friday

3. nina said she would come over right after work , so she _______________ be here by 6:00

4. oh my god , he's unconscious . don't move him - he ________ have intenal injuries

5. Dan : where's the remote control ? I want to change the channel

Fiona: I don't know . It ____________ be under the couch

6. experts agree that to master a foregn language , you ___________ practicce the language regularly

7. new research suggests that exercise can reduce the chance of heat disesse as well as canser . that's why I told my father that he _________________ start walking once a day

8. we ________ invite sally and her husband to come to the picnic on saturday . we haven't seen them in weeks

ex4. complete each sentence with must/or have to { not }

1. you ______ be kidding . that can't be true

2. I ___________ be at the meeting by 10:00 . I will probably _____________ take a taxi if i want to be on time

3. you ___________ forget to pay the rent tomorrow . the landlord is very strict about paying on time

4. you _____________ be on rude . why don't you try saying " please " once in a while

5. if you are over 18 california , you ________________ take a drive training course to get a drive 's license . you can have a friend or a family member teach you instead

6. you _____________ be rich to be a success . some of the most successful people I know haven't got a penny to their name

7. Ed. my car broke own in dwath valley last week . I ______________ have it towed more than a hundred miles to the nearest mechanic

8. while hiking is alaska , you ___________ keep an eye out for bears . if you see one , you _________ approach it . they are beatiful animals ; they are wild and unpredictable in nature

Bai 1 : Underline the correct from

1)Children must /have to start school when they are five

2)In many countries ,you should /must wear a seat belt in the car -it's the law

3)I know you like sugar but you shouldn't /don't have to eat quite so much - it's bad for

4)I'm not working tomorrow ,so I mustn't /don't have to get up early

5) The manager suggested that we have to /should try to find another hotel

6)Kids should /have to wear a life vest .That's bur regulation

7)You mustn't /don't have to smoke in here ;smoking isn't allowed in the airport

8)You must /should hand in your homework on Tuesday or your mark will be zero

9)You have to /don't have to dress up for the party .Wear whatever you fell comfortable in

10)You should /have to ask the teacher to help you if you don't understand the lesson

1.I.........(can/could) swim when i was 10
2.You........(ought/should) to study harder if you want to get good marks
3.It's going to rain.You.........(ought to/can) take an umbrella with you
4.The building is burning.We........(can/must) get out of it now
5.I ........(can't/ couldn't) dance now but i could dance very well when i was 7
6.You.......(should/ought to) not stay up late.It's harmful to your health
7.He........(ought not to/can’t) drive too fast.It’s dangerous
8.I.........(can’t/must) finish my assignment today or i will be punished

I. Complete the second sentence so that it has a similar meaning to the first:

I. 1. ........... more help, I could call my neighbor.

A) Needed B) Should I need C) I have needed D) I should need

2. Do you think there would be less conflict in the world if all people ......... the same language?

A) spoke B) speak C) had spoken D) will speak

3. If you can give me one good reason for your acting like this, ......... this incident again.

A) I will never mention B) I never mention C) will I never mention D) I don't mention

4. Unless you ..... all of my questions, I can't do anything to help you.

A) answered B) answer C) would answer D) are answering

5. If someone ......... into the store, smile and say, "May I help you?"

A) comes B) came C) would come D) could come

6. "Here's my phone number".

"Thanks. I'll give you a call if I ........... some help tomorrow".

A) will need B) need C) would need D) needed

7. If I weren't working for an accounting firm, I...... in a bank.

A) work B) will work C) have worked D) would be working

8. The death rate would decrease if hygienic conditions ....... improved.

A) was B) is C) were D) had been

9. The patient could not recover unless he ...... an operation.

A) had undergone B) would undergo C) underwent D) was undergoing

10. If she ............. him, she would be very happy.

A) would meet B) will meet C) is meeting D) should meet

II. 1. If I had enough money, I....... abroad to improve my English.

A) will go B) would go C) should go D) should have go to

2. The bench would collapse if they ..... on it.

A) stood B) stand C) standing D) stands

3. If it ....... convenient, let's go out for a drink tonight.

A) be B) is C) was D) were

4. If you ........ time, please write to me.

A) have B) had C) have had D) has

5. I shouldn't go there at night if I...... you.

A) am B) was C) be D) were

6. If I ......... get a pole, I will go fishing.

A) can B) could C) may D) might

7. If you had the chance, ........ you go fishing?

A) did B) may C) would D) do

8. If you ........... a choice, which country would you visit?

A) have B) had C) have had D) will have

9. She will accept the offer ...... you persuade her.

A) unless B) because C) provided that D) otherwise

10. ........... he would accompany you on the piano.

A) Supposing he were here B) Because he were here C) Were he here D) Both A and C

Bài 3: Chọn đáp án đúng.

1. I would have visited you before if there _____ quite a lot of people in your house.

A. hadn't B. hadn't been C. wouldn't be D. wasn't

2. If you had caught the bus, you _____ late for work.

A. wouldn't have been B. would have been

C. wouldn’t be D. would be

3. If I _____, I would express my feelings.

A. were asked B. would ask

C. had been asked D. asked

4. If _____ as I told her, she would have succeeded.

A. she has done B. she had done

C. she does D. she did

5. Will you be angry if I _____ your pocket dictionary?

A. stole B. have stolen C. were to steal D. steal

6. You made a mistake by telling her a lie. It _____ better if you _____ to her.

A. would have been / hadn't lied B. would be / didn't lie

C. will be / don't lie D. would be / hadn't lied

7. John would be taking a great risk if he _____ his money in that business.

A. would invest B. invested C. had invested D. invests

8. She wouldn't have given them all that money if we _____ her to.

A. wouldn’t advise B. won't advise

C. hadn't advised D. didn't advise

9. If the tree hadn't been so high, he _____ it up to take his kite down.

A. could have climbed B. climb

C. is climbing D. climbed

10. If the wall weren't so high, he _____ it up to take his ball down.

A. climbed B. could climb C. is climbing D. climb

11. If I _____ her phone number, I _____ her last night

A. had known / could have phoned B. knew / would have phoned

C. know / can phone D. knew / could phone

12. If he ______ the truth, the police wouldn’t arrest him.

A. tells B. told C. had told D. would tell

13. If you press that button what _____?

A. would happen B. would have happened

C. will happen D. happen

14. She says if she _____ that the traffic lights were red she _____.

A. had realized / would stop B. realized / could have stopped

C. has realized / stopped D. had realized / would have stopped

15. I am very thin. I think, if I _____ smoking, I might get fat.

A. stop B. had stopped C. will stop D. stopped

16. If I _____ that yesterday, I _____ them.

A. had discovered / would inform

B. had discovered / would have informed

C. had discovered / could inform

D. discovered / can inform

17. If you _______ to the course regularly, they ________ a certificate last year.

A. go / gave B. go / give

C. had gone / would have given D. went / would give

18. I think he is not at home. If he _____ in, he ______ the phone.

A. was / answered B. were / would answer

C. were / would have answered D.had been / would have answered

19. If I ______ in London now, I could visit British Museum.

A. were B. had been C. have been D. would be

20. If Columbus _______ money from Queen Isabella, he _______ across the Atlantic.

A. do not receive / could not sail

B. had not received / might not have sailed

C. did not receive / might not have sailed

D. would not receive / might not sail

Chon cau tra loi dung:

1. Sinca the economic....gets better, the sale of clothes increases

A. situation B. convenience C. risk D. style

2. They have....this problem in many discussions

A. talked B. rose C. mentioned D. spoke

3. The poet drew....for his poems from his surroundings

A. raising B. running C. pulling D. going

4. I often play soccer....weekends

A. on B. in C. about D. at

5. Lan wishes she.....have to clean all the windows

A. don't B. doesn't C. wasn't D. didn't

6. Yesterday we went on a....to Cu Chi tunnel

A. picnic B. trip C. sightsee D. camping

7. The village lies near the....of a mountain and by a river

A. feet B. leg C. shin D. foot

8. It took us two hours to.....the village by bus

A. come B. reach C. get D. arrive

9. If she....time, she will write to you

A. have B. has C. will have D. had

10. If you want to lose weigh, you.....go on strict diet

A. can B. could C. should D. may

11. If Mary doesn't improve in English, we....have to find a tutor for her

A. will B. can C. should D. would

12. You....pass the driving test, if you follow the instructor's advice

A. must B. can C. could D. shall

13. If you study hard, you...the exam

A. would B. will C. must D. should

14. He sais he.....to visit me the following day

A. will come B. would come C. came D. come

15. He asked me where I....now?

A. live B. lived C. would live D. had lived

16. I asked his brother how he....to school

A. goes B. go C. will go D. went

17. Do you...any foreign language?

A. talk B. say C. speak D. tell

18. What time does your English class....and end?

A. start B. open C. leave D. get

19. I can complete a.....English test if you want

A. speak B. spoke C. speaking D. spoken

20. We have well-.....teachers

A. qualifications B. qualified C. to qualify D. quality

21. Email can be sent and received at any hour of the day,....?

A. can they B. can it C. can't it D. can't they

22. Everything is all right,.....?

A. is it B. isn't it C. are they D. aren't they

23. Everyone has read the latest news on the website,....?

A. haven't they B. hasn't he C. don't they D. doesn't he

24. Let's go to the cinema tonight,....?

A. don't we B. let we C. shan't we D. shall we

25. Nobody is here....?

A. aren't they B. is he C. are they D. isn't he

26. Does your father hate......rock music?

A. to listen B. listening C. listened D. listen