81. boast of (or about) 吹噓

　　82. out of breath 喘不過(guò)氣來(lái)

　　83. in brief (=in as few words aspossible) 簡(jiǎn)而言之 beyond belief 難以置信

　　84. in bulk 成批地, 不散裝的

　　85. take the floor 起立發(fā)言

　　86. on business 出差辦事

　　87. last but one 倒數(shù)第二

　　88. be busy with sth. 忙于某事 last but not least (=finally) ad. 最后

　　be busy doing sth. 忙于做某事

　　89. but for (=without) 要不是,表示假設(shè)

　　90. buy sth. for…money 用多少錢買

　　91. be capable of 能夠, 有能力

　　be capable of being + 過(guò)去分詞: 是能夠被…的

　　92. in any case

　　(=for love or money, at any rate, at any price, at any cost, whatever happens; anyhow)

　　無(wú)論如何

　　93. in case (=for fear that) 萬(wàn)一;

　　94. in case of (=in the event of) 如果發(fā)生…萬(wàn)一

　　in the case of (=as...for...) 至于…, 就…而言

　　95. in no case 在任何情況下都不(放句首倒裝句)

　　96. be cautious of 謹(jǐn)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, accationally) 偶然