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Tham khảo tài liệu 'understanding and using english grammar part 56', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 5. If you want to go to the movie we ll go. If you don t want to go we won t go. We . . . only if you want to. 6. The temperature has to reach 32 F 0 C before water will freeze. Water will freeze only if. . 7. You must study hard. Then you will pass thé exam. Only if you study hard . 8. You have to have a ticket. Then you can get into the soccer stadium. Only if you have a ticket. 9. My parents make Jake finish his homework before he can watch TV in the evening. Only if Jake s homework is finished . 10. I have to get a job. Then I will have enough money to go to school. Only if I get a job . Complete the following. 11. Yes John I will marry you but only if. . 12. I . . . . only if. . 13. Only if. . . . EXERCISE 17. Using UNLESS and ONLY IF. Charts 17-8 and 17-9 Directions Create sentences with the same meaning as the given ones. Use only if and unless. 1. If you don t study hard you won t pass the test. - You will pass the test only if you study hard. You won t pass the test unless you study hard. 2. If I don t get a job I can t pay my bills. 3. Your clothes won t get clean if you don t use soap. 4. I can t take any pictures if I don t buy some film. 5. I don t wake up if the alarm clock doesn t ring. 6. If eggs aren t kept at the proper temperature they won t hatch. 7. Don t borrow money from friends if you don t absolutely have to. 8. Anita doesn t talk in class if the teacher doesn t ask her specific questions. EXERCISE 18. Adverb clauses of condition. Charts 17-6 17-9 Directions Using the given words combine the following two ideas. It may or may not rain. The party will be held inside outside. 1. if - If it rains the party will be held inside. - If it doesn t rain the party will be held outside. 2. whether or not 3. even if 4. in case 5. in the event that 6. unless 7. only if 372 CHAPTER 17 EXERCISE 19. Activity adverb clauses. Chapter 17 Directions Work in pairs. Speaker A Your book is open. Say the given words then add your own words to complete the adverb .
