1. hysterical "a.情绪异常激动的,歇斯底里的"

2. I pron.(主格)我

3. ice [ais] n.冰;冰冻甜食 vt.冰冻，使成冰

4. ice-cream [’aiskri:m] n.冰淇淋

5. idea "[ai’di?, ’ai’di?]" n.想法，念头;概念，观念;意见，主意

6. ideal [ai’di?l] a.理想的;空想的;理想主义的;唯心的 n.理想

7. identical [ai’dentik?l] "a.(to.with)同一的,同样的"

8. identification "[ai,dentifi’kei??n]" "n.识别,鉴别;证件;认同"

9. identify [ai’dentifai] "v.识别,鉴别;(with)把…和…看成一样"

10. identity [ai’dent?ti] n.身份;本体;特征;同一(性);一致;国籍;等式

11. ideology "[,aidi’?l?d?i, ,idi-]" n.意识形态，(政治或社会的)思想意识

12. idiom [’idi?m] "n.习语;成语方言;(艺术等的)风格,特色"

13. idiot [’idi?t] n.白痴;极蠢的人;笨蛋

14. idle [’aidl] "a.空闲的,闲置的;懒散的 v.空费,虚度"

15. if conj.(用于连接宾语从句)是否;是不是

16. ignite [iɡ’nait] "v.点火,引燃"

17. ignorance [’iɡn?r?ns] "n.无知,愚昧;不知道"

18. ignorant [’iɡn?r?nt] "a.无知的,愚昧的;不知道的"

19. ignore [iɡ’n?:] "v.不理,不顾,忽视"

20. ill [il] a.有病的;坏的;恶意的 ad.坏地;不利地

21. illegal "a.不合法的,非法的"

22. illiterate [i’lit?r?t] "a.文盲的,未受教育的"

23. illness [’ilnis] "n.病,疾病"

24. illuminate [i’lju:mineit] vt.照亮，照明;用灯光装饰;说明，阐释

25. illusion [i’lju:??n] n.幻想，错误的观念;错觉，幻觉，假象

26. illustrate [’il?streit] "v.举例说明,阐明;图解,加插图"

27. illustration "[,il?’strei??n]" n.说明;例证，插图;举例说明

28. image [’imid?] n.形象，声誉;印象;像;形象的描述，比喻

29. imaginary [i’m?d?in?ri] "a.想象的,虚构的"

30. imagination "[i,m?d?i’nei??n]" n.想象(力);空想，幻觉;想象出来的事物

31. imaginative [i’m?d?in?tiv] "a.富有想象力的,爱想象的"

32. imagine [i’m?d?in] "v.想象,设想,料想"

33. imitate [’imiteit] "v.模仿,仿效;仿造,伪造"

34. imitation "[,imi’tei??n]" "n.模仿,仿效;仿制;仿造品"

35. immediate [i’mi:di?t] "a.立即的,即时的;直接的,最接近的"

36. immense [i’mens] "a.广大的,巨大的;[口]极好的"

37. immerse [i’m?:s] v.使沉浸在;使浸没

38. immigrant [’imiɡr?nt] "a.(从国外)移来的,移民的 n.移民,侨民"

39. immune [i’mju:n] "a.免疫的,有免疫力的;有受影响的;豁免的"

40. impact "[’imp?kt, im’p?kt]" "n.冲击,碰撞;影响 v.影响;挤入,压紧"

41. impair [im’pε?] "v.损害,损伤;削弱,减少"

42. impart [im’pɑ:t] vt.传授，给予;告知，通知

43. impatient [im’pei??nt] "a.不耐烦的,急躁的"

44. imperative [im’per?tiv] n.命令;需要;规则;祈使语气a.强制的;紧急的

45. imperial [im’pi?ri?l] a.帝国的，帝王的;(度量衡)英制的

46. impetus "n.推动(力),促进"

47. implement [’impliment] "n.(pl.)工具,器具 v.贯彻,实现"

48. implication "[,impli’kei??n]" n.含意，暗示，暗指;牵连

49. implicit [im’plisit] a.含蓄的;(in)固有的;无疑问的;绝对的

50. imply [im’plai] "v.意指,含…意思,暗示"

51. import "[im’p?:t, ’imp?:t]" "v./n.进口,输入,(pl.)进口商品;要旨,含意"

52. importance [im’p?:t?ns] "n.重要,重要性"

53. important [im’p?:t?nt] "a.重要的,重大的;有地位的,有权力的"

54. impose [im’p?uz] v.征(税);(on)把…强加给

55. impossible [im’p?s?bl] a.不可能的;难以忍受的，很难对付的

56. impress "[im’pres, ’impres]" "v.(on)印,盖印;留下印象,引人注目"

57. impression [im’pre??n] "n.印象,感想;盖印,压痕"

58. impressive [im’presiv] "a.给人深刻印象的,感人的"

59. improve [im’pru:v] "v.改善,改进,增进;好转,进步"

60. improvement [im’pru:vm?nt] "n.改进,进步,增进;改进措施"

61. impulse [’imp?ls] "v.推动 n.推动;冲动,刺激"

62. in [in] prep.在…里(内，上);用…(表示)ad.进，入

63. incentive [in’sentiv] n.刺激;动力;鼓励;诱因;动机

64. inch [int?] n.英寸

65. incidence [’insid?ns] n.影响程度，影响范围;发生率

66. incident [’insid?nt] "n.事件,事变"

67. incidentally "[,insi’dent?li]" "ad.附带地,顺便提及"

68. incline [in’klain] "v.(使)倾斜;(使)倾向于 n.斜坡,斜面"

69. include [in’klu:d] "v.包括,包含,计入"

70. inclusive [in’klu:siv] "a.(of)包括的,包含的;范围广的"

71. income [’ink?m] "n.收入,收益,所得"

72. incorporate [in’k?:p?reit] "v.合并,纳入,结合 a.合并的"

73. increase "[in’kri:s, ’inkri:s]" "v./n.增加,增长,增进"

74. increasingly [in’kri:si?li] "ad.不断增加地,日益"

75. incredible [in’kred?bl] "a.不可相信的,惊人的,不可思议的"

76. incur [in’k?:] "v.招致,惹起,遭受"

77. indeed [in’di:d] "ad.确实,实在;真正地,多么"

78. independence "[,indi’pend?ns]" "n.独立,自主"

79. independent "[,indi’pend?nt]" "a.(of)独立的,自主的"

80. index [’indeks] "n.(pl.indexes,indices)索引 v.附以索引"

81. indicate [’indikeit] "v.指出,指示;表明,暗示"

82. indication "[,indi’kei??n]" "n.指出,指示;表明,暗示"

83. indicative [in’dik?tiv] "a.(of)指示的,暗示的"

84. indifferent [in’dif?r?nt] "a.冷漠的,不关心的,不积极的"

85. indignant [in’diɡn?nt] "a.愤慨的,愤慨不平的"

86. indignation "[,indiɡ’nei??n]" "n.愤怒,愤慨"

87. indispensable "[,indis’pens?bl]" "a.(to,for)必不可少的,必需的"

88. individual "[,indi’vidju?l, -d??l]" "a.个人的,单独的;独特的 n.个人,个体"

89. indoor [’ind?:] "a.室内的,户内的"

90. induce "[in’dju:s, in’du:s]" "v.引诱,劝使;引起,导致;感应"

91. indulge [in’d?ld?] v.放任，纵容，沉溺;使(自己)纵情享受

92. industrial [in’d?stri?l] "a.工业的,产业的"

93. industrialize [in’d?tri?laiz] v.(industrialise)(使)工业化

94. industry [’ind?stri] "n.工业,产业;勤劳,勤奋"

95. inertia [i’n?:?i?] "n.不活动,惰性;惯性"

96. inevitable [in’evit?bl] "a.不可避免的,必然发生的"

97. infant [’inf?nt] "n.婴儿,幼儿"

98. infect [in’fekt] vt.传染，感染;影响(思想等)

99. infectious [in’fek??s] "a.传染的,传染性的,有感染力的"

100. infer [in’f?:] "v.推论,推断"