CONDITIONAL SENTENCES

Bài tập tiếng Anh 12 Conditional Sentences : Unit 5
UNIT 5 : Conditional Sentences
Exercise1
: Supply the correct form of the verbs in parentheses in order to make future possible
conditions:
1. If I finish my work in time, I _______________ (go) to the concert.
2. He _______________ (get) the raise if he (work) ______________hard.
3. If Melissa studies hard, she ______________________ (pass) her finals
4. If you (hurry/ not) ______________, we __________________ (be) late for the meeting.
5. I ______________________ (fly) to California if I ________________ (have) enough money.
6. If you _____________ (save) your money, you (be) ____________ able to go on a vacation.
7. If it (rain) ______________________ tonight, we (go, not) ______________________ out.
8. We _______________ (go) to the beach if the weather (be) _____________ nice tomorrow.
Exercise 2:
Supply the correct form of the verbs in parentheses in order to make Present Unreal
conditions:
1. If I knew her well, I ______________________ (speak) to her.
2. He would make good progress if he ______________________ (attend) class regularly.
3. If we ___________ (have) the money, we _______________ (take) a trip to Sa Pa.
4. If Bob _______________ (prepare) his homework every night, he ________________ (get)
better grades.
5. If I _______________ (know) how to drive, I _____________________ (buy) a car.
6. If he _____________ (waste, not) so much time in class, he ___________ (make) better
progress.
7. He __________ (have) fewer accidents if he _______________ (drive) more carefully.
8. If Ken _____________ (pay) his debts, people _________________ (respect) him more.
Exercise 3:
Supply the correct form of the verbs in parentheses in order to make Past Unreal
conditions:
1. If I had known her, I ______________________ (speak) to her.
2. I __________________ (help) you if you ______________________ (ask) me.

3. If you _____________ (wear) your overcoat, you ____________ (catch, not) cold.
4. He would have been very angry if he ______________________ (learn) the truth.
5. If I _______________ (know) that you needed me, I _________________ (come) at once.
6. I ______________________ (write) to you if I __________________ (have) your address.
7. If yesterday ___________ (be) a holiday, I ______________________ (go) to the beach.
8. I ________________ (know) what to do if Jill ________________ (be) here last night.
Exercise 4:
Supply the correct form of the verb in parentheses:
1. If you ________________ (be) a millionaire, how _____________ (you / spend) your time?
2. If Janet ____________ (come) here this afternoon, I ________________ (give) her this letter.
3. If you _____________ (study) hard last year, you _______________ (pass) your exams.
4. We ____________ (go) to the beach if the weather ______________ (be) nice this weekend.
5. I __________________ (help) you if I ______________________ (have) free time now.
6. What __________ (you/ do) if you ____________ (be) ten years younger than you are?
7. If the weather ___________ (be) nice next Saturday, I ___________________ (play) tennis.
8. I _______________ (go) home and relax if I ______________________ (be) you.
9. If Sally ______________________ (be) at home tomorrow, I am going to visit her.
10. I have to go to class this afternoon. If I _______________ (have to/ not), I ____________
(go) downtown with you.
Exercise 5:
Supply the correct form of the verbs in brackets
:

1. If she had listened to him, she (understand) ______________ him.
2. I (work) ______________ harder at English if I (be) ______________ you.
3. If I (not/ eat) __________ breakfast tomorrow morning, I (get) _____________ hungry during
class.
4. I don’t have a pen, but if I (have) ___________, I (lend) __________________ to you.
5. What (you / do) ______________ if you (be) _________________ the Prime Minister?
6. John (pass) __________ the exam if he (study) ______________________ hard last year.

7. If John _____________ (study) harder last year, he ___________ pass the finals.
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Bài tập tiếng Anh 12 Conditional Sentences : Unit 5
8. What ____________ (you /do) if you ________________ (be) the Principal of this school?
9. Joe isn’t at home right now. If he _________ (be) at home, I _______________ (visit) him.
10. If the teacher ______________ (be) absent tomorrow, class ___________ (be) cancelled.
Exercise 6:
Rewrite the following sentences, using “Unless”:
1. If John isn’t here tomorrow, I won’t help him.
Unless __________________________________________
2. If she doesn’t study hard, she will fail the exam.
Unless __________________________________________
3. If he doesn’t come, he’ll never meet her again.
Unless __________________________________________
4. If she didn’t turn that radio down, he would go mad.
Unless __________________________________________
5. I wouldn’t be saying this if I were not sure of the facts.
____________________ unless ______________________
6. I’ll take you to the circus if it’s fine today.
Unless __________________________________________
7. We can’t get into the house if nobody has a key.
Unless __________________________________________
8. If she had seen him, she would have said “Hello”
Unless __________________________________________
Exercise 7:
Implied conditional sentences (
Caâu ñieàu kieän ngaàm
)
1. Go to school on time, or you’ll be punished.
If

________________________________________________
Unless
____________________________________________
2. Do it carefully or you’ll feel sorry afterwards.
If
________________________________________________
Unless
____________________________________________
3. Go out more often or (else) you’ll feel ill.
If
________________________________________________
Unless
____________________________________________
4. Without the sun, man would live in the darkness.
If
________________________________________________
Unless
____________________________________________
5. Without a visa, she couldn’t have come to that country.
If
________________________________________________
Unless
____________________________________________
Exercise 7:
WRITE THE SECOND SENTENCE:
1. I don’t help him because he never asks me for help.
If _______________________________________________
2. I don’t know where she works, so I can’t tell you about it.
If I ______________________________________________
3. I am sick. That's why I can’t help you now.

If I______________________________________________
4. I don’t have enough money now, so I can’t buy you that toy car.
If _______________________________________________
5. Linda is shy. That’ why she can’t be successful.
___________________ if she _________________________
6. The air isn’t pure, so they don’t feel healthy.
If ________________________________________________
7. Because it rains hard now, we can’t go out.
If ________________________________________________
8. John is fat because he eats so many chips.
If _________________________________________________
9. Jack can’t tell you about the sight because he doesn’t see it.
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Bài tập tiếng Anh 12 Conditional Sentences : Unit 5
______________________ if ___________________________
10. You don’t have more practice. You can’t speak English better.
If __________________________________________________
11. You will become ill if you don’t stop working so hard.
Unless ______________________________________________
12. We can’t get into the house if nobody has a key.
Unless ______________________________________________
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