Conditional Sentence Grammar Exercise: Supplying the Correct Verbs

Multiple Choice Questions

Complete the following conditional sentences by selecting the correct verb form.

1. If I were in your position, I _____ consulting with the advisor for guidance before making any final decision
   1. will consider
   2. would consider
   3. would have considered
   4. would have been considered
   5. considered
2. We wouldn’t have missed that amazing speaker if we _____ a bit sooner.
   1. arrived
   2. would arrive
   3. have arrived
   4. had arrived
   5. arrive
3. If you _____ your parents' advice, you wouldn’t have ended up in such a big problem.
   1. would follow
   2. had been followed
   3. have followed
   4. would have followed
   5. had followed
4. Had he realized the consequences, I’m sure he _____ such a foolish decision.
   1. didn't make
   2. wouldn’t have made
   3. would not make
   4. will not make
   5. won't have made
5. If you _____ the time to know her better, you’ll discover that she’s a wonderful and lovable person.
   1. will take
   2. would take
   3. had taken
   4. took
   5. take
6. If he realizes what you’ve done to his cat, he ______ far from happy.
   1. would have been
   2. would be
   3. will be
   4. is
   5. will not be
7. If I were at the same stage in life as her, I think I _____ for her.
   1. will probably fall
   2. probably fall
   3. probably falls
   4. would probably fall
   5. would probably have fallen
8. If you don’t take action, this problem _____ to persist.
   1. will continue
   2. would continue
   3. would have continued
   4. continued
   5. have continued
9. The virus wouldn’t have infected your computer if you _____ the flash disk prior to opening it
   1. scanned
   2. had scanned
   3. have scanned
   4. would scan
   5. scan

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10. She wouldn’t have gotten angry if you _____ the time to explain what actually occurred
    1. took
    2. take
    3. had taken
    4. would take
    5. have taken
11. _____ me, I wouldn’t have figured out the truth.
    1. Have you told
    2. If you didn't tell
    3. If you had told
    4. You had not told
    5. Had you not told
12. I wouldn’t be concerned about you or your actions if you _____ my friend.
    1. had not been
    2. were not
    3. are not
    4. would not be
    5. will not be
13. _____ America, world history would be completely different from what we know today. (Mixed Conditional)
    1. Had Columbus not discovered
    2. Had Columbus discovered
    3. If Columbus didn't discover
    4. If Columbus doesn't discover
    5. if Columbus haven't discovered
14. If the factory _____ closed, the economy in that small town would have been greatly affected.
    1. were
    2. had been
    3. was
    4. has been
    5. is
15. If you _____ me, I would have forgotten that today we are having an English test.
    1. do not remind
    2. had not reminded
    3. did not remind
    4. will not remind
    5. have not reminded
16. He would have left the party if she (not ask) him to stay.
    1. did not ask
    2. does not ask
    3. had not asked
    4. were not asked
    5. was not asking
17. If we opened the windows, I’m sure the air in this room _____ fresh.
    1. is
    2. was
    3. were
    4. will be
    5. would be

Continue to Next Question

18. I’m sure that if you _____ more relaxed, you would have done better in the listening test.
    1. were
    2. had been
    3. are
    4. have been
    5. would be
19. You won’t be able to think clearly if you _____ depressed.
    1. were
    2. had been
    3. would be
    4. are
    5. have been
20. If I _____ about this, I would never have decided to come to this crowded place.
    1. knew
    2. know
    3. have known
    4. would have known
    5. had known
21. Had she attended the meeting yesterday afternoon, she _____ in the decision-making process.
    1. participated
    2. would participate
    3. would have participated
    4. had participated
    5. would be participating
22. There’s a chance of an accident happening if you _____ the cable from the floor.
    1. didn't remove
    2. don’t remove
    3. wouldn't remove
    4. are not removing
    5. had not removed
23. If the delivery _____ on time, we’ll end up paying for the shipping.
    1. didn't arrive
    2. hadn't arrived
    3. haven't arrived
    4. will not arrive
    5. doesn’t arrive
24. If that school had a fully equipped multimedia laboratory, the learning process _____ more engaging.
    1. is
    2. were
    3. would have been
    4. would be
    5. will be
25. We could have prevented this if we _____ the tires before departing.
    1. had checked
    2. checked
    3. check
    4. would have checked
    5. had been checked

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Updated: Jan 13, 2025 (28702) – Revised for interactivity, clarity and originality
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📘 Conditional Sentences Type 1, Type 2, Type 3, and Mixed Conditional