81.on board 到船上，在船上，上火车或飞机
82.boast of (or about) 吹嘘
83.out of breath 喘不过气来
84.in brief (=in as few words as possible) 简言之
85.in bulk成批地，不散装的
86.take the floor 起立发言
87.on business 出差办事
88.be busy with sth. 于某事
be busy doing sth. 忙于做某事
89.last but one 倒数第二
90.but for (=without) 要不是。表示假设
91.buy sth. for……money 用多少钱买
92.be capable of 能够，有能力
be capable of being 过去分词：是能够被……的
93.in any case (=for love or money ,at any rate , at any price , at any cost, whatever happens; anyhow) 无论如何
94.in case (=for fear that) 万一
95.in case of (=in the event of) 如果发生……万一
in the case of 至于……，就……而言
96.arise from (=be caused by) 由……引起
97.arrange for sb./sth. to do sth. 安排……做……
98.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);
99.be ashamed of (=feel shame， guilt or sorrow because of sth. done) 以……为羞耻
100. assure sb. of sth. (=try to cause to believe or trust in sth.) 向……保证，使……确信
