1 词 性转换 1. absence n. absent a. 2. add v. addition n. additional a. 3. agriculture n. agricultural a. 4. able a. enable v. disable a. 残疾的 ability n. 5. amaze v. 使吃惊 amazing a. amazement n. 6. advise v. advice n. 7. art n. artist n 8. act v. actor actress action activity n. active a. actors actresses activities (pl.) actual a. (实际的) actually ad. 9. apologize v. apology n. 10. attend v. attentive adj. attentively adv. attention n . 11. America n. American a. 12. Australia n. Australian ( n. a.) 13. Africa n. African a. 14. alive a. live v. lively a. living a. life n. 15. asleep a. sleepy a. sleep (v, n.) sleepless a.失眠的 不眠的 16. allow v. allowable a. allowance n. (津贴) 17. announce v. announcement announcer n. 18. Asia n. Asian a. 19. attend v. attentive a. attention n. attentively ad.聚精会神地 20. attract v.吸引 attractive a. attraction n. (区别 attack 进攻) 21. achieve v. 得到 achievement n. achievable a. 22. auto v. automatic a. automatically ad. 23. arrive v. arrival n. 24. appear v. disappear v. (dis)appearance n. 25. advertise v. advertisement n. 26. amuse v. amusement 娱乐 n. amusing a. 27. argue v. argument n. 28. anger n. angry a. angrily ad. 29. ambition n. ambitious a. 30. (dis) agree v. agreement n. 31. arrange v. arrangement n. 32. age n. aged adj. 33. awful a. awfully adv. 34. accept v. acceptable a.可以接受的 accepted a.公认的 acceptance n. 35. adopt v. adoption n. adopted a. adoption n. 36. advantage n. disadvantage n. 37. agent n. agency n. 38. assist v. assistant n. 39. available a. availability n. 40. bank n. banker n. 41. begin v. beginner beginning n. 42. busy a. busily ad. business n. 43. bore v. bored boring a. 2 bear v. bor...