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……………………………………………………………………………….

A/ Put   the verb into the correct form: 

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

2. I ..................that coat if I were you.( not /buy) 

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

4.We would need a car if we .....................in the country( live) 

5. I think there are too many cars. If there ...........................so many cars (not/ be), there ...............so much pollution . ( not/ be) 

6. If we ................(run out ) of oil, we ...................(need) other kinds of energy .

7. Pollution ....................( increase) if we ................( use) more oil and coal. 

8. If we ...................(try) to control pollution,it .......................(be) too late. 

9. The climate ...............(change) if more trees ..........(die) 

10. I didn’t know you were in hospital. if I ....................(know) , I ......................... ( go) to visit you. 

11. Ken got to the station in time to catch his train.If................................... ( he /miss) it, .............................( he/ be ) late for his interview. 

12.  I  wasn’t tired last night.If....................... (I/be) tired,I would have gone home earlier.

13.I took a taxi to the hotel but the traffic was very bad....................................................( it/be) quicker if .................................( I/walk)

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……………………………………………………………………………….

chia động từ:

1,if he (call),i will give it to you

2,if the weather (be) cool,we will go to the park tomorrow

3,if they arrive on time,i (speak) with them

4,how you (feel) if you were in my position?

5,will you send me a post card if you (visit) mexico?

6,they would be up set if i (tell) them what happened

7,if you (fell) tired,pleae take a rest

8,if we (not hurry)we will be late again

9,if i (be) her ,i would spend more time practising english

10,what (happen) if the sun suddenly disappeared?

1. If you ( see ) Ann tomorrow, can you ask her to phone me ?

2. Unless I have a quite room I ( not be able) to do any work

3. If you could change one thing in the world, what....you (change)

4. If it rains the desert, flowers (come) out in a few hours

5. Someone (steal) your car if you leave it unlock

6. You feel cold if the sun ( not shine )

7 The room ( be) more brighter if you painted the wall white

8 Were I an astronaut, I (go) to the moon

9. If he (work) hard today can he have a holiday tomorrow ?

10 Ice (turn) to water if you heat it

11. Should John call, please ( tell) him call back later

I/ CONDITIONAL- TYPE 1
1/ If we ( send)_____ an invitation, our friend (come)_____ to our party
2/ he ____ (not/ understand) you if you (whisper)___
3/ they (not/ survive)_____ in the desert if they (not/take) extra water with them
4/ if you (press)____CTRL +S, you (save)____ the file
5/ you (cross)___ the Channel if you (fly)___ from Paris to London
6/ fred (answer) ____ the phone if his wife (have)___ a bath
7/ if Claire (wear) ___ this dress at the party, our guests (not/stay)____ any longer
8. if I (touch)____this snake, my girlfriend (not/scream)____
9. she (forget)____to pick you if you (not/phone)____ her
10. i (remember) ____you if you (give)____me a photo

II/ Conditional TYPE 2
1. If I (have)____ a typerwriter, I (type)____ it myself
2. if I (know) ____the news, I (tell) ____you
3. you (make)____ much progress if you (attend)____ class regularly
4. if i (know) ____ his telephone number, I (give) ____ it to you
5. if you (arrive) ____ten minutes earlier, you (have)____ a seat
6/ if he (study) ____harder, he (pass) ____an exam
7. she (be)____ late if she (not hurry)____
8. I (tell) ____him to ring you if I (see) ____him
9. if you (speak)____ more slowly, he (understand)____ you
10. what (you do) ____ if you (get)____ fat?
III CONDITIONAL TYPE 3
1. if i (know)____that you couldn't eat octopus, I (not buy)____ it
2. I (bring)____you some beer if I (know)____ that you were thirsty
3. if you (touch)____ that electric cable, you (be) ____electrocuted
4. if the story (not/be) ____true, the newspaper(not/ print)____ it
5. If I (have) ____the same problem you had as a child, I (not/ succed ) v in life as well as you have
6. if i (find)____ out this way earlier, I (save)____ myself a lot of time and trouble over the years

IV/ PUT THE VERBS IN THE CORRECT FORM
1.IF it had not rained, we (go)____ camping
2. if he (speak)____more slowly, i could have understood him
3.what____ you (do)____ if you were a monkey
4. if he had listened carefully, he (perform)____ well in his examination
5. if I find your book, I (give)____it to you
6. if you came with us, you (have)____a good time
7. if i (not/miss)____the bus, I could have come early
8. if i took a trip this summer, I (go) ____to dalat
9. my dog always barks if he (hear)____ anything unusual
10. if we had had enough money, we ( buy)____ that house
11. if the phone (ring)____ , can you answer it
12. if it rains this evening, i (not/go) ____out

Rewrite the following sentences

1. If I had known she was sick, I would have visited her

=> Had..............................................................................

2. If the train should be delayed, I shall send the telegram

=> Should..............................................................................

3. If it were true, how would we laugh?

=>Were..............................................................................

4. If I met the author one day, I would ask him to sign my copy of his new book

=> Were I..............................................................................

5. If I were the Prime Minister, I would reduce taxes

=> Were..............................................................................

6. I can meet you if you arrive before eleven

=> Should..............................................................................

7. If you persist in defying instructions, we'll be forced to act

=> Should..............................................................................

8. If you changed your mind, you'd be welcome to join us

=> Were you..............................................................................

9. He would have lent you his violin if you'd asked him

=> Had you..............................................................................

10. If you had given it in on time, you would have got a high mark

=> Had..............................................................................

11. If you wish to take advantage of the offer, kindly tick the box on your order form

=> Should..............................................................................

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