82 TOEFL EXAM ESSENTIALS ■ Learn how to create the comparative and superlative forms of modifiers. ■ The five basic verb forms are infinitive, present tense, present participle, past tense, and past participle. ■ Study and memorize the forms of the most common irregular verbs. ■ Review the common errors involving verb tense and problem verbs. ■ Review and memorize common prepositional idioms. Practice Answers 1. I went for a walk downtown and mailed your letter . 2. If it is hot tomorrow, let’ s go to the beach. 3. The 20-foot-tall, long-necked giraf fe is the tallest living animal on Earth. 4. The log cabin quilt was pr obably designed as a way to give a second life to unwieldy but warm fabrics salvaged from suits and coats. 5. agree 6. sleep 7. was 8. her 9. his, he 10. your, you’re 11. which 12. It’s, your 13. strange 14. comfortable 15. politely STRUCTURE 83 16. less 17. well 18. skeptically 19. good 20. best 21. was 22. rings, wait 23. Has 24. were 25. is Quiz Answers 1. b. 2. a. 3. d. 4. b. 5. b. 6. c. 7. b. 8. c. 9. a. 10. d. 11. d. 12. b. 13. c. 14. d. 15. a. 16. b. . you are reading about the 198 9 student protest in Tiananmen Square, you may note how it was similar to or different from student protests in the United States in the 196 0s. QUESTION TYPES IN THE. agree 6. sleep 7. was 8. her 9. his, he 10. your, you’re 11. which 12. It’s, your 13. strange 14. comfortable 15. politely STRUCTURE 83 16. less 17. well 18. skeptically 19. good 20. best 21. was 22 rings, wait 23. Has 24. were 25. is Quiz Answers 1. b. 2. a. 3. d. 4. b. 5. b. 6. c. 7. b. 8. c. 9. a. 10. d. 11. d. 12. b. 13. c. 14. d. 15. a. 16. b.