1.ability (n. )能力;才能---able (a.)---unable (a..) —disability (n. ) —disabled (a.) be able to do
2.abnce (n. ) 缺席;不在 --- abnt (a.) ---prent (a..) – prence (n.) be abnt from; be prent at
3. absolute (a.) 绝对的;完全的---absolutely (adv.)
4.abundant (a.) 丰富的;充裕的 ---abundance (n.) be abundant in 有丰富的…
5.academic (a.) 学院的,理论的 (n.) 大学教师 --- academy (n.) 学院
6.accept (v.) 接受---acceptable (a.)可接受的
7.achieve (v.) 取得,达到 --- achievement (n.) 成就
8.acquire (v.) 获得,学到 --- acquisition (n.) 获得物,获得
9.act (n. ) 法令,条例; (v.)表演;行动---action (n.) –active (a.) 主动的 —actively (adv.) —activity (n. ) 活动
12. actual (a.) 实际的;现实的–actually (adv.) = as a matter of fact
13. adapt (v.) 使适应;改编 ---adaptation (n.) 适应,顺应;改编,改编本 ---adaptable (a.) 有适应能力的 adapt onelf to 适应于; adapt…(for sth.) from sth. 改编
14. add (v.) 添加,增加;补充说- --addition (n.) ---additional (a.) 额外的
15. addict (n.) 成瘾的人 ---addicted (a.成瘾的)---addictive (a.)
16. adjust (v.) 调整,使适应 ---adjustment (n.)
17. admire (v.) 钦佩,羡慕 ---admiration (n.钦佩) --- admirable (a.)
18. admit (v.) 承认,准许 ( admitted, admitted) --- admission (n.允许)
19. adopt (v.) 收养,采用 ---adoption (n.) --- adopted (a.被采用的,被收养的)
20. advance (v.) 推进,促进;前进 (n.)前进,提升—advanced (a.) 先进的;高等的
21. advantage (n.) 有点;好处 ---disadvantage (n.)
22. adventure (n.) 冒险,奇遇 --- adventurous (a.)
23. adverti (v.) 为…做广告---advertiment (n.)
24. advi (v.) 建议,劝告----advir (n.) 顾问,忠告者 --- advice (n.)
25. affect (v.) 影响 -- affection (n.) 影响,感情 --affected (a.被影响的,做作的)
26. Africa (n.) 非洲 --- African (a.) (n.)
27. age (n.) 年纪 --- aged (a.)老年的
28. agree (v.) 同意-- agreement (n.) -- disagree (opp)—disagreement (n.)
29. agriculture (n.) 农业 – agricultural (a.)
30. allow (v.) 准许,允许---allowance (n.) 允许
31. amaze (v.) 惊奇, 震惊 --- amazement (n.) ---amazed (a.) –amazing (a.)
32. ambition (n.) 抱负,雄心---ambitious (a.)
33. amu (v.) 使…快乐 --- amument (n.) – amud (a.) --- amusing (a.)
34. analyze (v.) 分析 --- analysis (n.)
35. anger (n.) 愤怒 --- angry (a.)
36. announce (v.) 宣布, 宣告 --- announcement (n.) --- announcer (n.)
37. annoy (v.) 使烦恼 – annoyed (a.) --- annoying (a.) --- annoyance (n.)
38. annual (a. ) 一年一次的,每年的 (n.) 年刊 --- annually (a.)
39. anxious (a.) 忧虑的,焦急的 --- anxiety (n.)
40. apologize (v.) 道歉 --- apology (n.) apologize to sb. for sth.;
41. appear (v.) 出现 ---appearance (n.)外貌,外观;出现,露面
42. apply (v.)申请 ,应用-- application (n.)申请表--applicant (n.)申请人-- applied (a.) 应用的
43. appoint (v.) 约定,任命---appointment(n.任命,约定)--make an appointment 约会
44. appreciate (v.) 欣赏,感激 --- appreciation (n.)
45. approve (v.) 批准,同意 --- approval (n.)
46. argue (v.) 争辩,辩论—argument (n.)
47. arrange (v.) 安排 --- arrangement (n.)
48. arrive (v.) 到达 – arrival (n.)
49. Asia (n.) 亚洲 ---Asian (a.)
50. asss (v.) 评价,估价 --- asssment (n.)
51. assist (v.) 帮助,协助--- assistance (n.) 帮助,援助
52. associate (v.) 联系,交往--- association (n.协会,联盟,社团)
53. assume (v.) 假定,采取 --- assumption (n.假定,采取)
54. astonish (v.) 使惊讶 --- astonished (a.) -- astonishing (a.) – astonishment (n.)
55. astronaut (n.) 宇航员 --- astronomy (n.) 天文学 --- astronomer (天文学家)
56. athlete (n.) 运动员 ---athletic (a.) 运动员的;运动的;体格健壮的;行动敏捷的
57. attend (v.)参加,照料 -- attendance (n.)出席,参加 --attention (n) 注意,专心--- attentive (a. 留意的,注意的) –attentively (ad v.)
59. attract (v.) 吸引--attraction (n.引力,吸引人的人或物)--attractive(a.吸引人的)
60. aware (a.) 知道的,明白的 --- awareness (n.)
61. bacterium (n.) 细菌 ---(pl. ) bacteria
62. bad (a.) 坏的 --- badly (adv. ) (wor, worst)
63. ba (n.) 基地,根据地 (v.) 以…为基地 -- basic (a.) --- basically 大体上
65. bath (n.) 洗澡,浴室—bathe (v.沐浴,洗澡) – bathroom (n.)
66. bear (v.)忍受(bore, borne)--bearable(a.可忍受的)--unbearable(opp.不可忍受的 )
67. beat (v.) 敲打,跳动,打赢 (beat, beaten)
68. beautiful (a.) 美丽的--- beauty (n. ) --- beautify (v.美化)
69. behave (v.) 行为,守规矩 --- behavior (n.行为,举止)
70. belief (n) 信条, 信念 --(pl.) beliefs-- believe (v.) -- believable (a.) ---(opp.) unbelievable (a.难以置信的)
71. begin (v.) 开始,着手 (began, begun)--- beginning (n.)
72. benefit n.利益, 好处 vt.有益于, 有助于 --- beneficial adj.有益的, 受益的 benefit from…从…中受益; be beneficial to 对…有益
74. bitter adj.苦的, 痛苦的, 怀恨的 ---bitterness(n.)
75. boring adj. 无聊的,乏味的(修饰物)---bored adj.无聊的, 无趣的, 烦人的(用于人)
76. botany n.植物学 --botanical adj.植物学的
77. brave adj.勇敢的 ---bravery n.勇敢