1.     If I (know) .............. his phone number, I would call him.

2.     I (not buy) .............. this coat if I were you.

3.     If she (come) ................ late again, she’ll lose her job.

4.     I (help)  you if I could, but I’m afraid I can’t.

5.     If I (have) wings, I (not, have to) … … ... take an airplane to fly home.

6.     We would need less money if we (live)................................ in the country.

7.     If it (be).............................. fine tomorrow, we will go to the coast.

8.     We (phone)............................... you if we have time.

9.     If it didn’t rain, I (come)...................................... to see you.

10. I(drive).................................... to work if I had a car.

11. Where in Vietnam would you like to live if you (can)................................ choose?

12. If the weather (be)........................... good, we will have lunch outside.

13. If the company offers me a job, I think I (take)................................... it.

14. Many people would be unemployed if that factory (close).......................................... down.

15. If you finish before 4:30, I (come)............................. and pick you up.

16. If you (come)                          home on time, we’ll have dinner together.

17. I (go)                              to the movies with you if I finish my homework early.

18.   If he (learn)                         how to swim, he can go with us to the beach. 19. You (feel)                          tired tomorrow if you stay up very late tonight. 20. If the weather (not, be)                          cold tomorrow, we’ll go swimming.

21. If you eat too much, you (get)                     sick.

22.     If she (try)                        hard, she can get a good job somewhere.

23.     If I have any trouble, I (call)                       for your help.

24.     You will get into trouble if you (not, listen)                               to my advice.

25.     Please, let me know at once if you (hear)                           any news from Jane

26. They would have paid you more if they (be told)............................ of its value.

27. If I (know)............................ about the job, I would have applied for it.

28. If they had enough money, they (buy)............................... that house.

29. If you (have)........................... breakfast, you wouldn’t have been hungry.

30. If he(study)................................. harder, he would have passed the exams.

Exercise 2: Rewrite the sentences

1.     We don’t visit you very often because you live so far away.

-> If you……………………………………………………………………………

2.     That book is too expensive, so I’m not going to buy it.

-> If the book………………………………………………………………………………..

3.     We don’t go out very often because we can’t afford it.

->If we………………………………………………………………………………………

4.     We haven’t got any money so we can’t go on the trip.

->If we………………………………………………………………………………….

5.     Water these plants or they will wither.(khô)

->if you…………………………………………………………………………………..

6.     I have to work late tomorrow, so I can’t join your party.

è If I………………………………………………………………………..

7.     Unless you study harder, you won’t pass the final exam.

-> If you……………………………………………………………………………….

8.     I’ve got a lot of work to do, so I can’t go home for lunch now.

->If I……………………………… ………………………………………………

9.     She is not a millionaire so she can’t buy a house in Tokyo.

->If she………………………………………………………………………………………….

10. Study hard or you will fail the exam.

è If you……………………………………………………………………………….

1.     If I (know) ...........his phone number, I would call him.

2.     I (not buy) .................this coat if I were you.

3.     If she (come) ..........  late again, she’ll lose her job.

4.     I (help)  you if I could, but I’m afraid I can’t.

5.     If I (have) wings, I (not, have to) … … ... take an airplane to fly home.

6.     We would need less money if we (live)................................ in the country.

7.     If it (be).............................. fine tomorrow, we will go to the coast.

8.     We (phone)............................... you if we have time.

9.     If it didn’t rain, I (come)...................................... to see you.

10. I(drive).................................... to work if I had a car.

11. Where in Vietnam would you like to live if you (can)................................ choose?

12. If the weather (be)........................... good, we will have lunch outside.

13. If the company offers me a job, I think I (take)................................... it.

14. Many people would be unemployed if that factory (close).......................................... down.

15. If you finish before 4:30, I (come)............................. and pick you up.

16. If you (come)                          home on time, we’ll have dinner together.

17. I (go)                              to the movies with you if I finish my homework early.

18.   If he (learn)                         how to swim, he can go with us to the beach. 19. You (feel)                          tired tomorrow if you stay up very late tonight. 20. If the weather (not, be)                          cold tomorrow, we’ll go swimming.

21. If you eat too much, you (get)                     sick.

22.     If she (try)                        hard, she can get a good job somewhere.

23.     If I have any trouble, I (call)                       for your help.

24.     You will get into trouble if you (not, listen)                               to my advice.

25.     Please, let me know at once if you (hear)                           any news from Jane

26. They would have paid you more if they (be told)............................ of its value.

27. If I (know)............................ about the job, I would have applied for it.

28. If they had enough money, they (buy)............................... that house.

29. If you (have)........................... breakfast, you wouldn’t have been hungry.

30. If he(study)................................. harder, he would have passed the exams.

Exercise 2: Rewrite the sentences

1.     We don’t visit you very often because you live so far away.

-> If you……………………………………………………………………………

2.     That book is too expensive, so I’m not going to buy it.

-> If the book………………………………………………………………………………..

3.     We don’t go out very often because we can’t afford it.

->If we………………………………………………………………………………………

4.     We haven’t got any money so we can’t go on the trip.

->If we………………………………………………………………………………….

5.     Water these plants or they will wither.(khô)

->if you…………………………………………………………………………………..

6.     I have to work late tomorrow, so I can’t join your party.

è If I………………………………………………………………………..

7.     Unless you study harder, you won’t pass the final exam.

-> If you……………………………………………………………………………….

8.     I’ve got a lot of work to do, so I can’t go home for lunch now.

->If I……………………………… ………………………………………………

9.     She is not a millionaire so she can’t buy a house in Tokyo.

->If she………………………………………………………………………………………….

10. Study hard or you will fail the exam.

è If you……………………………………………………………………………….

XII. Give the correct verb form .
1. Ifthe weather(be) ………….beautiful tomorrow, we(drive )………tothe beach.
2. If ___________ (she/send) the letter now, ____________ (they/receive) ittomorrow.
3. ____________ (Fred/be) angry if ___________ (Jack/arrive) late again.
4. ______________ (I/come) to your house if ________(I/have) enough time.
5. If ____________ (she/not/pass) this exam, ____________ (she/not/get) the job that she wants.
6. _______________ (you/learn) a lot if _____________ (you/take) this course.
7. If ____________ (I/get) a ticket, ________________(I/go) to the cinema.
8. ____________ (I/buy) that machine if _______________(it/not/cost) too much.
9.If  ____________ (you/run) very fast, ______________ (you/catch) the taxi.
10. __________(I/go) to the doctor's if ____________ (I/not/feel) better tomorrow.
11.If ______________ (they/win) this match, ___________ (they/be) the champions.

Giúp mik làm bài này với

Exercise 3: Put the verbs in the brackets in the correct tense
1. David will leave for Rent tomorrow if the weather _____ (be) fine.
2. What will you do if you _____ (not / go) away for the weekend ?
3. The game _____ (start) if you put a coin in the slot.
4. If you _____ (be) scared of spiders, don’t go into the garden.
5. We’ll have to go without John if he ( not arrive) _____soon.
6. Please don’t disturb him if he_____ (be) busy.
7. If she _____ (accept) your card and roses, things will be very much hopeful.
8. If a holiday_____ (fall) on a weekend, go to the beach.
9. If she (come) _____ late again, she’ll lose her job.
10. If he (wash) _____my car, I’ll give him $20.
11. He’ll be late for the train if he (not start) _____ at once.
12. If I lend you $100, when you (repay) _____me?
13. Unless I have a quiet room I (not be able) _____to do any work.
14. If we leave the car here, it (not be) _____ in anybody’s way.

6. What will you do if you..................... (not / go) away for the weekend ?
7. The game ....................._(start) if you put a coin in the slot.
8. We’ll have to go without John if he ( not arrive) ..................... soon.
9. If she ..................... (accept) your card and roses, things will be very much hopeful.
10. If she (come) ..................... late again, she’ll lose her job.
11. If he (wash) ..................... my car, I’ll give him $20.

Chia động từ (câu điều kiện)
1. If I (make) that mistake again, my teacher (get) angry with me.
2. They (not/let) you in if you (come) late
3. If you(not go) away, I (send) for a police man

4. If she(come) late again, she (lose)her job
5. I know I (feel) better if I (stop) smoking
6. I (understand) him if he (speak) more slowly
7. He's waiting for his mother to come back from Chicago. If his mother (come)home, he (have) a lot of presents
8. If you (not be) so busy, I (show) you how to play
9. If we (have) some eggs, I (make) you a cake
10.If you (like ), I (get) you a job in this company
11. If grandmother (be) 5 years younger, she (play) some games

21) If she (come/comes/came/had come) late again, she’ll lose her job.
22) I’ll let you know if I (find/finds/found/had found) out what’s happening.
23) If we (live/lived/would live/had lived) in a town, life would be better.
24) I’m sure he wouldn’t mind if we (arrive/arriving/arrived/had arrived) early.
25) We (will phone/would phone/phoned/had phoned) you if we have time.
26) If I won the lottery, I (gave/had given/will give/would give) you half the money.
27) It (will/would/can/may) be a pity if she married Fred.
28) If I’m free on Saturday, I (to go/could go/went/can go) to the mountains.
29) She (will has/had/will have/have) a nervous breakdown if she goes on like this.
30) I know I’ll feel better if I (will stop/stopped/stop/had stopped) smoking.
31) If I (am/were/will be/had been) you, I would help him.
32) I could have understood him if he (speaks/spoke/had spoken/would speak) more slowly.
33) He didn’t listen to the teacher. If he (listens/listened/has listened/had listened) carefully, he (will performed/would perform/would have performed/had performed) well in the examination.
34) He’s waiting for his mother to come back from Chicago. If his mother (come/comes/will come/came) home, he (will has/will have/has/had) a lot of presents.
35) He wanted to buy some Christmas presents but he couldn’t. If he (afforded/affords/had afforded/would afford) to buy, his children (are/were/would have be/would have been) very happy to greet a new year.
36) The kitchen will look better if we (have/had/had had/would have) red curtains.
37) If I knew his address, I (go/will go/would go/went) round and see him.
38) If you (hadn’t been/weren’t/aren’t/wouldn’t be) so busy, I would have shown you how to play.
39) It (will be/would be/were/been) quicker if you use a computer.
40) If we have some eggs, I (made/makes/will make/would make) y

First or second conditional sentences? Put the verbs in the correct tense.

1. If I forgot my friend's birthday, he __________ (be) very angry

2. If she _________ ( fall) in love with me, I will be happy

3. If I __________ were you, I wouldn't talk to him again

4. If you __________ (eat) more, you would gain weight

5. If I see her, I __________ (ask) her to help

6. If I had enough money, I __________ (buy) that dress

7. If I were you, I __________ (give) him a second chance

8. If you work harder, you ____________ (make) more money

9. If I __________ you the truth, you will hate me

10. If you __________ ( not/hurry) you will miss the plane

11. If you ___________ (do) what he says, you won't have a problem with him

12. If I were you I __________ (buy) a sports car.

13. If I __________ (be) taller, I would become a model

14. If she __________ (not/have the flu), she would go to school

15. If you don't drive carefully, you _________ (have) an accident

16. If they come to Greece, I __________ (visit) them

17. If we__________ (go) on holiday, h woul go to Rhodes.

18. If her husband were more polite, she __________ (divorce) him

​19. If I __________ (take) the car, i won't be late