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. 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) 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