题目

The cruelty of the terrorists towards the two Chinese engineers in Pakistan and _____ of the terrorists towards America in September 11, filled everyone with horror. A. those    B. that      C. one      D. it 答案：B 解析: 在形成对比时，为了避免与前面可数名词单数或不可数名词的重复一般要用that替代。14．在互相平行的两条直线中间可以作无数条垂线段，这些垂线段的长度是相等的．