Conditional sentences

<span class='text_page_counter'>(1)</span>TYPE (loại). 1. Real (coù thaät). 2. Unreal in present (không có thực ở HT). 3. Unreal in the past. Name: _________________________ (không có thực ở QK) Class: 9/ ___ - STT: _____. MAIN CLAUSE will can should may. + V(bare-inf.). IF - CLAUSE. Simple Present (V1). Simple Present (nếu chỉ một sự thật) could Past Subijunctive would (quá khứ giả định) + V(bare-inf.) should (V2/edd; be  were ) might could Past Perfect Subjunctive would (quaùSENTENCES khứ hoàn thành CONDITION + have + V3/ed should  giaû ñònh) might (had + V3/ed). I. Structure:. . II. Exercises: 1. Put the verbs in brackets into the correct tenses: 1. If I see him, I (give) _______________ him a gift. 2. If I had a typewriter, I (type) _______________ it myself. 3. If I had known that you were in hospital, I (visit) _______________ you. 4. You could make better progress if you (attend) _______________ class regularly. 5. If I (know) _______________ his telephone number, I’d give it to you. 6. If you (arrive) _______________ ten minutes earlier, you would have got a seat. 7. He could get a job easily if he (have) _______________ a degree. 8. I shouldn’t have believed it if I (not see) ____________________ it with my own eyes. 9. If he (study) _______________ hard, he can pass the exam. 10. If she had asked you, you (accept) _______________? 11. Rice plants (grow) _______________ well if there is enough rain. 12. He might get fat it he (stop) _______________ smoking. 13. What you (do) _______________ if you found a burglar in your house? 14. If she (not hurry) ____________________, she may be late. 15. If I (try) _______________ again, I think that I would have succeeded. 16. Water (not run) ____________________ downhill if there were not gravity. 17. If I tell you a secret, you (promise) _______________ not to tell it to anyone. 18. Tell him to ring me if you (see) _______________ him. 19. The police (arrest) _______________ him if they catch him. 20. If you (speak) _______________ more slowly, he might have understood you. 2. Use Unless instead of If: 1. If you are not careful, you will cut yourself with that knife..

<span class='text_page_counter'>(2)</span> 2. If you do not like this one, I’ll bring you another. . 3. I’ll not be able to do any work if I do not have a quite. . 4. If she does not hurry, she’ll be able. . 5. If we had more rain, our crops would be better. . 6. The crops would have been ruined if the flood had risen higher. . 7. If you had not sneezed, he wouldn’t have known that we went there. . 8. If she did her hair differently she would look quite nice. . 9. If John had played for our football team, we would not have lost the game. . 10. If I won a big n a lottery, I’d give up my job. . 3. Make conditional sentences according to the facts provided: 1. Keep silent or you’ll wake the baby up. . 2. Because you don’t leave immediately, I call a policeman. . 3. I don’t know her number, so I don’t ring her up. . 4. As she is often absent from class, she can’t keep pace with her classmate. . 5. Go right now or you’ll be late for the train. . 6. I couldn’t write to Alice because I didn’t know her address. . 7. I don’t know the answer, so I can’t tell you. . 8. We got lost because we didn’t have a map. . 9. Hs friends were so late, so they missed the train. . 10. Today isn’t Sunday, so the pupils can’t go swimming.  . 11. The heavy rain kept everybody from going out. . 12. This chair is too heavy for him to move..

<span class='text_page_counter'>(3)</span> 13. He had a flu because he went out in the rain last night. . 14. The church bells keep me from sleeping. . 15. Morning exercises make me feel better. . 16. Stop talking or you won’t understand the lesson. . 17. The boy is so young that he can’t go to school. . 18. The fried keeps the food from spoiling. . 19. Why don’t you study hard? . 20. Why don’t you stop smoking? . 21. Be careful, or you’ll cut yourself with that knife. . 22. Be calm, or you’ll make a wrong decision. . 23. Without the air, we would die. . 24. Without a visa, she couldn’t have come to that country. . 25. Without the sun, man would live in the darkness. . 26. Without money, he wouldn’t have bought such a big house. . 27. Smoking makes him so weak. . 28. It was very cold yesterday, so we couldn’t go swimming. . 29. It is very cold, so we can’t go swimming. . 30. I didn’t watch TV last night because I was busy. . THE END.

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