Bai tap cau dieu kien

Exercise for conditional sentences ( continued)
Ex1. Put the verb into correct form:
1. If the earth suddenly ( stop )...................spinning we all (fly).................................off
2. If you (smoke).......................in a non- smoking compartment the other passengers
( object).....................
3. ( your parent/ not/ be) ......................................proud if they could see you now?
4. If she ( not fail )..............................one of her final exams she wouldn`t have had to spend part of the summer in college.
5. I`ll lend you War and Peace if I ( finish)......................it before you go on holiday
6. If we ( work)................all night we (finish)..........................in time; but we have no intention of working all night
7. If you had worked harder, you (pass).............................................your final exam
8. If you want to learn a musical instrument, you ( practise)........................................
9. There have been a lot of thieves from cars in the city center. If you (leave)..................
your car there, ( not leave).........................any valuables in it.
10. I don`t have enough money to buy that house. But if I ( have)........................more money , I ( buy)................................it
11. I got wet because I didn`t take my umbrella. However, I ( not get)..........................
wet if I (remember)...........................................to take my umbrella with me
12. I`m broke, but I ( have)............................plenty of money now if I (not spend) ......................................so much yesterday
13. Tom`s hobby is collecting stamps from all over the world. If he ( travel)....................
to a new country , he (spend).........................time looking for new stamps.
14. I`m doing the test very well now. I ( not do).......................the test well if I ( not revise)......................................thoroughly last night
15. ( you/ take)................................that job if you ( know)..........................that you had to work at nights?

Ex2. write sentences with " If"
1. I don`t ride the bus to school everymorning because it`s always so crowded
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2. The schoolchildren sowed some seeds, but they forgot to water them so they didn`t grow. ..........................................................................................................................
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3. Stop talking or you won`t understand the lesson.
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4. The wind is blowing hard, so we won`t take the boat out for a ride.
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5. Carol didn`t answer the phone because she was studying
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6. I feel better now because you talked to me about my problem yesterday
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7. Because I don`t have enough free time, I can`t help my mom with the housework
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8. Rita is exhausted today because she didn`t get any sleep last night.
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9. I didn`t prepare for today`s lesson. So it is difficult for me to understand the teacher`s explanation. ..................................................................................................................
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10. I don`t want them to be upset, so I`ve decided not to tell them what happened.
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11. Martin failed his driving yest last week because he was very nervous
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12. Go right now or you`ll be late for the train
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13. Sally doesn`t know what she has to do for homework because she was absent from school on Friday. ...............................................................................................................
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14. Olga and Ivan weren`t paying attention, so they didn`t see the sign marking their exit from the highway. .......................................................................................................
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15.Paulo is working on two jobsright now, so he doesn`t have time to help you with your remodelling. .........................................................................................................
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Ex3. Choose the best answer
1. If I could speak Spanish, I ......... next year studying in Cuba.
A. would spend B. would have spent C. had spent D. will spend
2. It would have been a much more serious accident.......fast at the time.
A. had he been driving C. he had driven
B, was he driving D. he drove
3. If energy.......inexpensive and unlimited, many things in the world would be different
A. is B. will be C. were D. would be
4. .............is interested in that subject, I would try to learn more about it
A. Were I B. Should I C. I was D. If I am
5. If you can give me one reason for your acting like this ,........the incident again
A. I`ll never mention B.I never mention C. will I never mention D. I don`t mention
6. Unless you.....all of my questions, I can`t do anything to help you
A. answered B. answer C. would answer D. are answering
7. Had you told me that this was going to happen, I..............it
A. hadn`t believed B. don`t believe C. would never have believed D. can`t believe
8. The world ...... a better place if we had known a hundred years ago what we know today about the earth `s environment.
A. will be B.