1 we did not visit the museum because we had no time a if we have time , we will visit the museum b if we had time , we would visit the museum c if we had had time , we would have visited the museum d if we had had time , we will visit the museum 2 he looked frightened as if he ................ a ghost a sees b is seeing c has seen d had seen 3 ........... resigned , we would have been forced to sack him a had he not b had not he c he had not d he not had 4 if you ................ me about the bad service , we’d have eaten there a did not tell b would not have told c had not told d had told 5 the teacher was absent today, so class was canceled . if she ........... absent again tomorrow , class ........ tomorrow,too a is/will cancel b is / will be canceled c was / would be canceled d was/ would cancel 6 if you .................. to my advice in the first place , you............... in this mess right now a listen/will be b had listened / would not have been c will listened / would not be d had listened/ would not be 7 if i had been absent from class yesterday , i ............. the math test a would missed b would have missed c will miss d miss 8 if you ............... here earlier , you ............. her a had come / would have met b come / meet c came / would meet d comes will meet 9 i think you should stop smoking a if i am you , i will stop smoking b if i were you , i will stop smoking c if i were you , i would stop smoking d if i had been you , i would stop smoking 10 if i were , i would work harder a you would rather not work so hard c you should work harder c you should work with me d do not work so hard

Đảo ngư theo câu điều kiểng loại 3 1. If I had been working at the restaurant last night, I would have waited on your table. 2. If they had been paying attention, they would have seen the sign marking their exit from the highway. 3. Carol would have answered the phone if she hadnt been studying. 4. If the sun hadnt been shining, we wouldnt have gone to the beach yesterday. 5. If the music hadnt been playing loudly at the restaurant, I would have heard everything Mr Lee said during dinner.

Choose the best answer for each of the following sentences
1. If I had time, I would go with you.
A. I am free and surely go with you.
B. I am to busy to go with you.
C. I will go with you because I have time.
D. I am free enough to go with you.

2. If Margaret hadn't been wearing a seat belt, she ____ Injured.
A. has been
B. would has been
C. would be
D. would have been

3. If I ____ the rain yesterday, I ______ ill.
A. had not caught / would have been
B. had not caught / would have not been
C. have not caught / were not
D. have not caught / would have been

4. He looked frightened as if he _____ a ghost.
A. sees
B. is seeing
C. has seen
D. had seen

5. What _____ if there _____ a serious nuclear accident.
A. will happen / was
B. happens / were
C. would happen / were
D. would happen / had been

1. we do not visit the museum because we have no time

A. If we have time, we will visit the museum B. if we had time, we would visit the museum

C. if we had time, we would have visited the museum D. if we had time, we will have visited the museum

2. ..........i have time, I will go with you

a. if B. unless C. so D. so that

3. If i .........who took your umberella, I would tell you

A. know B. knew C . known D. had know

4. If the automobile had not been in invented years ago,.......for basic transporttation now

a. what we would use b,what would we use c, what we will have used d, what we will be using

5, if the police had not saved me, i ..........at that time

a. will die b. would die c, will have died d, would have died

6. if i had time, i........and help you

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

7, if I ......the truth, i would tell you

a, will know b, know c, hvae known d, knew

8, I'll return Bob' pen to him the next time if I .....him

a, will see b, see c, will have see d, have seen

9. I' d have told you if I .......the book

a, would have been b, should have seen c, had seen d,saw

10, If I..............more time , I would not have said such nonsense

a, am b, have been c, will be d,had been

1, If had follow your advice, I........happier now

a, am b, should be c, will have been d, have been

2, If I.......more time, I should take up golf as a hobby

a, have b, had c, has

3, If he..............here now , we would ask his opinion

a, is b, were c, has been d, had been

4, If I ..........the chance , I would have trained to be a dortor

a, would had b, would have c, have had d, had had

5, If I were you ...........phone and tell her you're going to be late

a, I'd b, I'lll c, I'd have d, I

6, If I ..........convenient , lets it go out for a drink tonight

a, be b, is c, was d, were

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

a, have b, had c, have had d, has

8, If it .........tomorrow, we may postpone going on a picnic

a, will rain b, rains c, shall rain d, raining

9, If you hadn't watched that late mivie last night , you ..........sleepy now

a, wouldn't have been b, wouldn't be c, might have not been d, wouldn't have been being

10, If you...........as I told you, you ............sorry now

a, did/would b, had done/had not been c, do /would not be d, had done/would not be

11, If only I .............him now

a, see b, saw c, have seen d, seen

50. Henry ________ a rich man if he had been more careful in the past.

A. would have been B. will be C. would be D. was

51. If I ________ you, I wouldn’t buy that coat.

A. am B. was C. were D. would be

52.  If she have a lot of money, she will buy a new car.

                   A                    B              C                 D

53. I’m not a doctor. If I _______a doctor, I ____________help the sick.

a. am/ will              b. was/ will              c. were/ would d. were/ will

54. Unless you ______quiet, I would scream.

a. didn’t keep b. kept          c. will keep                  d. would keep

55. What would Tom do if he ___________ the truth?

a. would know        b. has know c. knows d. knew

56. If he ________to the party yesterday, he would have met his old friend.a. go b. went c. gone d. had gone

57. Unfortunately, I didn't have address. If I _________ it, I would have sent you a postcard.

A. had B. have had C. had had D. have

58. If I could speak Spanish, I ___________ next year studying in London.

A. would spend B. will spend C. had spent D. would have spent

59. If I hadn’t drunk so much coffee, __________ better.

A. I slept B. I’ll sleep C. I’d have slept D. I sleep

60. What would happen if the temperature is warmer?

                 A                 B             C                    D

61. I wouldn’t have read your diary if you didn’t hide it in such an obvious place.

            A                  B                                      C                    D

62. If I see him, I (give) _________________ him a gift.

Choose the best option

1. If I ……….a lot of money now, I …………..a new car.

a. have /will buy b. have / would buy

c. had/ will buy d. had/ would buy.

2. If I ……………you, I …………….do that.

a. am/ will b. were /would c. were/ will d. had been/ would.

3. if I were offered the job, I think I ………. it.

a. take b. will take c. would take d. would have taken.

4. I would be very surprised if he……………..

a. refuses b. refused c. had refused d. would refuse.

5. Many people would be out of work if that factory………..down.

a. closes b. had closed c. closed d. would close.

6. If she sold her car, she ………… much money.

a. gets b. would get c. will get d. would have got.

7. They would be disappointed if we…………….

a. hadn’t come b. wouldn’t come c. don’t come d. didn’t come.

8. Would John be angry if I ……. ……his bicycle without asking?

a. take b. took c. had taken d. would take.

9. She ……….terrible upset if I lost this ring.

a. will be b. would be c. were d. had been.

10. If someone…………in here with a gun, I would be very frightened.

a. would walk b. walks c. had walked d. walked.

11. What would happen if you ……………..to work tomorrow?

a. don’t go b. didn’t go c. won’t go d. wouldn’t go.

12. We ‘ll get wet if we ………….out.  a. go b. did go c. went d. had gone.

Choose the best option

1. If I ……….a lot of money now, I …………..a new car.

a. have /will buy b. have / would buy

c. had/ will buy d. had/ would buy.

2. If I ……………you, I …………….do that.

a. am/ will b. were /would c. were/ will d. had been/ would.

3. if I were offered the job, I think I ………. it.

a. take b. will take c. would take d. would have taken.

4. I would be very surprised if he……………..

a. refuses b. refused c. had refused d. would refuse.

5. Many people would be out of work if that factory………..down.

a. closes b. had closed c. closed d. would close.

6. If she sold her car, she ………… much money.

a. gets b. would get c. will get d. would have got.

7. They would be disappointed if we…………….

a. hadn’t come b. wouldn’t come c. don’t come d. didn’t come.

8. Would John be angry if I ……. ……his bicycle without asking?

a. take b. took c. had taken d. would take.

9. She ……….terrible upset if I lost this ring.

a. will be b. would be c. were d. had been.

10. If someone…………in here with a gun, I would be very frightened.

a. would walk b. walks c. had walked d. walked.

11. What would happen if you ……………..to work tomorrow?

a. don’t go b. didn’t go c. won’t go d. wouldn’t go.

12. We ‘ll get wet if we ………….out.  a. go b. did go c. went d. had gone.

13. If I go shopping, I ………some food.  a. buy  b. will buy c. would buy d. would have bought.

14. If I find it, I ………you.   a. will tell b. would tell c. had told d. told.

15. What would you do if you……………a million dollars?

a. would win b. win c. had won d. won.

16. They ‘d be hurt if I ……………….

a. don’t go b. didn’t go c. hadn’t gone d. wouldn’t go.

17. If we took the 6: 30 train, we…………too early.

a. would have arrived b. arrived c. will arrived d. would arrive.

18. You won’t pass the examination……………you study more.

a. as long as b. unless c. if d. whether.

19. If I were to leave my country , I ……………disappointed.

a. probably be b. would have been      c. will be d. would be.

20. If I were in your place, I ……….a trip to England.   a. will make  b. had made  c. made.  d. would make.

21. If I  ………….. you , I’d save some of your lottery winning.   a. be b. were c. am d. was

22. If I had enough money, I ……… abroad to improve my English.

a. will go b. should go c. would go d. should have go to

23. If it …….. convenient, let’s go out for a drink tonight.   a. be b. was c. were d. is

24. If you ……. time, please write to me.  a. have b. have had c. had d. has

25. If  you had the chance, ………… you go finishing?  a. did b. would c. may d. do

26. Trees won’t grow ……….. there is enough water.   a. if b. when c. unless d. as

1. If you (be) at home, you would have felt angry 

2. If it had rained harder, i (not get) back on time 

3. Trees (grow) faste if the weather had been better

4. we would have had a lot of fun if you (join) in that trip

5. If he (go) to London yesterday, he (meet) his old friend

6. Unless you (try) hard, you couldn't have passed the exmination

7. He must have got good mark if he (write)his report more carefully

8. Unless they had made many carefully prepartions, they (not finish) the work ferfecthy

9. If you (not meet) him last week, you (not have) enogh money to buy this motorbike

10. He might have borrowed the book if he (have) a library card