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(=at any rate,at any price,at any cost,whatever happens;anyhow)无论如何
94. in case (=for fear that= be cautious of ) 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. in no case 在任何情况下都不(放句首倒装句)
97. be cautious of 谨防
98. center one’s attention on(=focus one’s attention on，pay one’s attention to) 把某人的注意力集中在…上
99. be certain of (=be sure of) 有把握, 一定.
100. for certain of (=for sure )肯定地,有把握地
101. by chance(=accidentally, by accident)偶然
102. for a change 换换环境(花样等)
103. charge sb. with …控告某人犯有…
104. in charge of (=responsible for) 负责(某事) in the charge of …由…管
105. take charge of (=to be or become responsible for)负责管理(照顾)