Conditional Sentences No 1

Conditional Sentences

Zero Conditional (Universal truth, Scientific knowledge, facts, mathematical calculation)  

Conditional (Present Clause + Present Clause)

1.   If it rains, the grass gets wet.   

If it ______, the grass gets wet. A) rain B) raining C) rains D) will rain

2.   If gold gets rust, what can iron do?

3.   If you keep the ice in the sun, it melts.

4.   If you want to be healthy, eat healthy food.
If you _____ to be healthy, eat healthy food. A) eats B) eating C) ate D) eat

1^st Conditional (assumption and supposition of future tense)

Conditional (Present Clause + Future/Present Tense Clause)

    1.   If you come, we shall play. We shall play if you come.
If he ____, we shall play. A) came B) comes C) coming D) come

    2.   If you work hard, you can pass the exam.

    3.   If you appear in the exam, you ought to pass the exam.

    4.   If you are there, we shall also be there. We shall also be there if you are there.

    5.   If he is invited, he will join the party.

    6.   If he is here, he will be invited.

    7.   If he has the money, he will buy that mobile.

2^nd Conditional (Hypothetical Past)

Conditional (Past Clause + would + bare infinitive)

    1.   If you came to me, I would help you.

    2.   If you wrote a letter to me, I would/could get it.

    3.   If she had the money, she would buy the books.

    4.   If she was invited, she would join us.

    If she was invited, she _____ join us.

    A) will join B) would join C) would have joined D) can join

    5.   If she was there, she would be invited.

    6.   If she were there, she would be invited.

    7.   If I were rich, I would buy another house.

8.

3^rd Conditional (Hypothetical Past, but irrevocable)

Conditional (Past Perfect + would have + Past Participle)

    1.   If you had written, I would have received it.

If he _____ written, I would have received the letter.

A) had had B) had C) has had D) will have

    2.   If she had had the money, she would have bought the books.

    3.   If my aunt is not going to visit my home this weekend, I would have invited my friends somewhere else.

    4.   If my aunt is not going to visit my home this weekend, my friends would have been entertained in a good hotel last Saturday.

More Examples:

Exercise No 5 (Conditional Sentences)

1. If it ____ (rain), I will take an umbrella.

I will take an umbrella if it rains.

2. If you study hard, you ______ (pass) the exam.

3. If she calls me, I ______ (answer) to her.

4. If they ______ (arrive) late, the movie will already start.

5. If he ______ (save) enough money, he can buy a new car.

6. If we ______ (miss) the bus, we will have to walk.

7. If you don't eat breakfast, you ______ (be) hungry later.

8. If she won the lottery, she ______  (travel) the world.

9. If she had won the lottery, she ______  (travel) the world.

10. If they practice regularly, they ______  (improve) their skills.

11. If it snows tomorrow, we ______ (build) a snowman.

12. If he doesn't hurry, he ______ (miss) the train.

13. If we go to the park, we ______ (have) a picnic.

14. If you ______ (not water) the plants, they wither.

15. If she ______ (study) more, she will get better grades.

16. If they don't leave soon, they ______ (late) for the concert.

17. If it gets hot, we ______ (go) swimming.

18. If you don't wear sunscreen, you ______ (get) sunburned.

19. If she misses the bus, she ______  (have) to take a taxi.

20. If they ______ (work) together, they can finish the project on time.

21. If it ______ (snow) heavily, school might be cancelled.