Exercise 3. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 3. 1. If the weather (be) nice, they (play) football. 2. If we (go) to a good restaurant, we (have) a better dinner. 3. If An (learn) more words, he (write) a good report. 4. If the boys (take) the bus to school, they (arrive) on time. 5. If the teacher (explain) the homework, I (do) it. 6. If they (wait) for another 10 minutes, they (see) the pop star. 7. If the police (come) earlier, they (arrest) the burglar. 8. If you (buy) fresh green vegetable, your salad (taste) better. 9. If Alex (ask) me, I (email) the documents. 10. If he (speak) more slowly, Peggy (understand) him. 11. If Mary (wear)…………a raincoat, she would not have got a cold. 12. There (not have)….....…an accident if the driver in front hadn’t stopped so suddenly. 13. If she had eaten something, she (not feel)………………………. hungry. 14. If I (have)………………a sound sleep last night, I would have been well. 15. If it (not rain)…………yesterday, we would have had lunch in t he garden. 16. If it had not been very expensive, I (buy)…………………………..it. 17. If the teacher (speak)…………more slowly, Peter would have understood the lessons. 18. If I ........ (have) my camera with me yesterday, I ............... (take) a picture of Alex standing on his head. 19. The cowboy pulled his gun to shoot at the rattlesnake, but he was too late. If he ...............(be) quicker to pull the trigger, the snake .......... (not-bite) him on the foot. 20. If you ......................... (be) more careful, you wouldn't have cut yourself. Exercise 4. Cho dạng đúng của động từ trong ngoặc. 1. If we meet at 9:30, we (have) plenty of time. 2. Lisa would find the milk if she (look) in the fridge. 3. The zookeeper would have punished her with a fine if she (feed) the animals. 4. If you spoke louder, your classmates (understand) you. 5. Dan (arrive) safe if he drove slowly. 6. You (have) no trouble at school if you had done your homework. 7. If you (swim) in this lake, you’ll shiver from cold. 8. The door will unlock if you (press) the green button. 9. If Mel (ask) her teacher, he’d have answered her questions. 10. I (call) the office if I (be) you. 11. If they (listen) carefully, they might hear the woodpecker. 12. If I had lain down on the sofa, I (fall) asleep. 13. Ngoc could have worked as a model if she (be) taller. 14. The soil (not/dry out) if you water the plants regularly. 15. If you (give) the young boy this stick, he’d hurt himself. 16. We (not/take) the wrong tram if Dzung had asked the policewoman. 17. If the cat hides in the tree, the dog (not/find) it. 18. The students would have solved the problem if they (use) their textbooks. 19. If he washed his feet more often, his girlfriend (visit) him more often. 20. Manh (read) the newspaper if he went by train.