EXERCISES ON CONDITIONAL SENTENCES
I. Rewritethe following sentences using the word(s) given
1. If we do not leave now, we will be late for school(unless)

2. Unless they stop that noise, I will call the police. (if)

3. She won’t find a ticket for the concert if she does not book it soon(Unless)

4. Unless you pay attention to your lessons, you will not understand them(if)

5. The mirror will fall unless you usea stronger nail(if)

6. If I were a millionaire, I would gather all of the children wandering around Vietnam and open a vocational school for them to study and work (Inversion)

7. If the letter arrives this morning, please ring me(should)

II. Complete the following sentences
1. If I (have) lots of money, I would travel through the time

2. If my sister sees this puppy, she (love) it

3. If I (pack) the suitcases myself, I wouldn’t have left my swimming suit at home

4. We (can/sit) in the garden if the weather were nicer

5. What will you do if the lessons (be) boring

6. If you (want/contact) me, please ring me at the office number(061.3952254) on Tuesdays, Thursdays, and Saturdays

7. They (not/believe) him if he hadn’t told them the truth

8. Had you studied harder, you (not/fail) in your last exam

9. If people are shy, their faces (turn) red

10. I would not have come to party if she (not/invite) me

III. Circle the best option A, B, C or D for each sentence
1. We will have the party outside unless it ……………………
A. rains B.won’t rain C. will rain D. doesn’t rain
2. Please com to meet me if you …………………
A. will need B. need C. needed D. would need
3. You will be late ………………… now
A. unless you don’t go B. unless you go C. if you will go D. if you won’t go
4. I ………………… that work if I were you
A. didn’t do B. don’t do C. won’t do D. wouldn’t do
5. ………………… he come yesterday, he would have met her
A. if B. have C. had D. unless
6. She would have been better if she ……………………… to me
A. listened B. has listened C. had listened D. listens
7. If the temperature drops to 00C, water …………… into ice
A. would turn B. turn C. turns D. turned
8. If you don’t study hard, you ………………… good result
A. will get B. won’t get C. don’t get D. get
9. I will come in time unless it ……………………
A. rains B. will rain C. doesn’t rain D. won’t rain
10. Call me first if you …………………… to meet me
A. will want B. would want C. wanted D. want
11. What ………………… if you were a millionaire now?
A. do you do B. would you do C. will you do D. did you do
12. …………………… he driven carefully, the accident would have happened
A. if B. have C. had D. Unless
13. She would have been happier if she ………………… my brother
A. married B. marries C. has married D. had married
14. if it breaks, it …………………...
A. will break B. would break C. breaks D. broke
15. If you ………………… careful, you can do the test well
A. were B. be C. will be D. are
16. If you want a good flat in London, you ……………… through a nose for it
A. won’t have to pay B. have to pay C. pay D. would pay
17. If you had told us earlier who he was, we …………………… him to our friends at the party
A. will introduce B. have introduced C. would have introduced D. introduced
18. What …………… if you were I ?
A. will you do B. do you do C. would you do D. had you done
19. …………………………………… anyone come, please ask him or her to wait for me
A. If B. unless C. Does D. should
20. If you heat ice, it ……………… to water
A. turn B. can turn C. turns D. would turn
21. What ………………… if you saw an unidentified object?
A. would you do B. do you do C. will you do D. did you do
22. You wil not be good at English unless you …………………… harder
A. study B. will study C. don’t study D. won’t study
23. ……………… you obeyedmy order, that disaster wouldn’t have happened
A. if B. have C. had D. unless
24. If I had known that you were coming, I ………………………… you up at the airport
A. had picked B. would pick C. picked D. would have picked