英语四级词汇：四级词组“百词大关”
51. arrange for sb./sth. to do sth. 安排…做…
52. arrive on 到达; arrive at 到达某地(小地方); 得出，作出; arrive in 到达某地(大地方);
53. be ashamed of (=feel shame, guilt or sorrow because of sth. done) 以…为羞耻
54. assure sb. of sth. (=try to cause to believe or trust in sth.) 向…保证， 使…确信。
55. attach(to) (=to fix, fasten; join) 缚， 系 ,结
56. make an attempt at doing sth. (to do sth.) 试图做…
57. attend to (=give one’s attention, care and thought) 注意，照顾;attend on(upon)(=wait upon, serve, look after) 侍候，照料
58. attitude to/ toward 。。。对。。。的态度、看法
59. attribute…to…(=to believe sth. to be the result of…)把。。。归因于。。。, 认为。。。是。。。的结果
60. on the average (=on average, on an average) 平均
61. (be) aware of (=be conscious of , having knowledge or consciousness) 意识到，知道。
62. at the back of (=behind) 在。。。后面
63. in the back of 在。。。后部 (里面); on the back of 在。。。后部 (外面); be on one’s back (=be ill in bed) 卧病不起
64. at one’s back (=supporting or favoring sb.) 支持，维护; have sb. at one’s back 有…支持， 有…作后台
65. turn one’s back on sb. (=turn away from sb. in an impolite way) 不理睬(某人),背弃，抛弃
66. behind one’s back 背着某人(说坏话)
67. be based on / upon 基于
68. on the basis of 根据。。。, 在。。。基础上
69. beat…at 在。。。运动项目上打赢
70. begin with 以。。。开始;to begin with (=first of all) 首先， (经常用于开始语)
71. on behalf of (=as the representative of) 以。。。名义
72. believe in (=have faith or trust in; consider sth./sb. to be true) 相信，依赖，信仰
73. benefit (from) 受益，得到好处
74. for the benefit of 为了。。。的利益(好处)
75. for the better 好转
76. get the better of (=defeat sb.) 打败， 胜过
77. by birth 在出生上，论出身，按血统; at birth 在出生时; give birth to 出生
78. blame sb. for sth. 因。。。责备某人;blame sth. on sb. 把。。。推在某人身上
79. in blossom开花 (指树木); be in blossom 开花 (强调状态); come into blossom 开花 (强调动作)
80. on board 到船上， 在船上， 上火车或飞机
81. boast of (or about) 吹嘘
82. out of breath 喘不过气来
83. in brief (=in as few words as possible) 简言之
84. in bulk 成批地，不散装的
85. take the floor 起立发言
86. on business 出差办事。
87. be busy with sth。忙于某事; be busy doing sth. 忙于做某事
88. last but one 倒数第二
89. but for (=without) 要不是， 表示假设
90. buy sth. for…money 用多少钱买
91. be capable of 能够， 有能力
be capable of being +过去分词：是能够被。。。的
92. in any case (=for love or money, at any rate, at any price, at any cost, whatever happens; anyhow)无论如何
93. in case (=for fear that) 万一;
94. in case of (=in the event of) 如果发生…万一
in the case of 至于。。。, 就。。。而言
95. in no case 在任何情况下都不(放句首倒装句)
96. be cautious of 谨防
97. center one’s attention on (=focus one’s attention on) 把某人的注意力集中在…上
98. be certain of (=be sure of) 有把握， 一定
99. for certain of (=for sure ) 肯定地，有把握地
100. by chance (=accidentally, by accident) 偶然
