BÀI TẬP CÂU ĐIỀU KIỆN
(CONDITIONAL SENTENCES)
Exercise 1: Put the verbs in brackets into the correct form:
- If I see him , I _____ (give ) him a gift.
- If I had a typewriter, I _____ (type) it myself.
- If I had known that you were in hospital, I _____ (visit) you.
- You could make better progress if you _____ (attend) class regularly.
- If I _____ (know) his telephone number, I’d give it to you.
- If you _____ (arrive) ten minutes earlier, you would have got a seat.
- If he worked more slowly, he _____ (not make) so many mistakes.
- I shouldn’t drink that wine if I _____ (be) you.
- If I _____ (find) a cheap room, I will stay a fortnight.
- A lot of people _____ (be) out of work if the factory closed down.
Exercise 2: Make conditional sentences:
- Keep silent or you’ll wake the baby up. →If ……………………………………………..…..………
- Stop talking or you won’t understand the lesson.→ If …………………………………….....….…….
- I don’t know her number, so I don’t ring her up.→ If …………………………………….....….……..
- I don’t know the answer, so I can’t tell you.→ If …………………………………………….………..
- We got lost because we didn’t have a map.→ If …………………………………….……..…….……
- Susan felt sick because she ate four cream cakes. →……………………………………………..……
- Without this treatment, the patient would have died. →……………………………………….….…...
- He lost his job because he was late every day. →………………………………………………...……
- Peter is fat because he eats so many chips. →……………………………………………………...…..
- Robert got a bad cough because he started smoking cigarettes. →………………………………..…..
Exercise 3: Use UNLESS instead of IF
EX: If you do not study hard, you will fail the exam.
Unless you study hard , you will fail the exam
- If you do not like this one, I’ll bring you another
Unless………………………………………………
- If she does not hurry, she’ll be late
Unless ……………………………………………….
- If you are not careful, you’ll cut yourself
Unless ……………………………………………………
- if you had not sneezed, he wouldn’t have known that we were there.
Unless ……………………………………………………
Exercise 4: One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them.
- If Lucia had been here now, she would find out the truth about her uncle’s accident.
A B C D
- If a student takes a course on Computer Science, it will take him four years doing the course.
A B C D
- Unless it did not rain, Peter would pay us a visit.
A B C D
- If had I known you were in financial difficulty, I would have helped you.
A B C D
- If I had knew the time when the match started, I would have told you.
A B C D
- If she had finished the work, she can gohome.
A B C D
- If I had spoken more confident at the interview, they would have offered me the job.
A B C D
- If we had had a map, we would not be lost yesterday.
A B C D
- Had I known Alice’s address, I would write to her.
A B C D
- If I had realized that the traffic lights were red, I would stop.
A B C D
- If had you sent the application form to that company, you would have been offered a job.
A B C D
- He spends money carelessly as if he was a millionaire.
A B C D
- Unless you work harder, you will be sack because of your laziness.
A B C D
- Unless there had been the heavy storm, the climbers will not have died.
A B C D
- She has found that nobody can help her if she did not try her best to do it herself.
A B C D
Exercise 6: Choose the best answer for each of the following sentences.
- _____have enough apples, she’ll make an apple pie this afternoon.
A.Should she B. If she C. Will she D. Unless she
- If you_____to me, you wouldn’t have got so much trouble.
A. listened B. would listen C. had listened D. Would have listened
- If you don’t know how to spell a word, you_____ look it up in the dictionary.
A. must B. will C. should D. ought
- If the sun _____, we _____for a walk.
A. shines / will go B. shone / will go C. shone / would go D. had shone / would go
- The campfire _____ if it _____ last night.
A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained
C. would have been cancelled / hadn’t rained D. will be cancelled / rains
- But for our parents, we _____ successful in life.
A. will never be B. would never be C. wouldn’t have be D. would have never been
- If I _____ my wallet at home this morning, I _____ money for lunch now.
A. leave / will have B. didn’t leave / would have
C. hadn’t left / would have D. hadn’t left / would have had
- It is too bad, Lam isn’t here. If he _____ here, he _____ what to do.
A. were / would know B. is / will know
C. had been / would have known D. was / would know
- If we _____ the plans carefully, we would not have had so many serious mistakes.
A. study B. had studied C. studied D. were studying
- I will never talk to you again _____ you apologize me _____ your being rude.
A. if / for B. unless / for C. or / of D. whether / or
- _____ if you work harder, you will be sacked.
A. Whether B. If C. However D. Unless
- I think you should stop smoking.
A. If I am you, I will stop smoking. B. If I were you, I will stop smoking.
C. If I were you, I would stop smoking. D. If I had been you, I would stop smoking.
- If you take the ice out of the fridge, it _____.
A. vaporizes B. melts C. heats D. disappears
- We should do something to protect water from being polluted _____we will have nothing to drink in the future.
A. if B. whether C. or D. unless
- Let’s knock on their door to see _____ home.
A. if they’re B. unless they’re C. whether they were D. if they were
- Unless we _____ more snow, we can’t go skiing.
A. will have B. have C. have had D. had
- You’ll fail the exam _____ you start revising.
A. if B. until C. when D. unless
- Unless you wash the car, you _____ not drive it at the weekend.
A. would B. could C. have to D. may
- If Peter _____ his car before the drive, he _____ the problem of out of petrol.