雅思阅读题目出题的本质是三种替换：同义词/词组替换，句型替换，语法替换，笔者将从这三方面根据学生课堂笔记进行分类整理。以下是剑桥真题中的考点词,替换词,一次多义总结：
1.rigid/ stiff/ unchanged/ little change 僵硬的，一成不变的
2.significant/enormous/dramatic/tremendous/appreciably/remarkable/crucial/ 巨大的,明显的，程度大的/substantial
3.approximately 将近-nearly, almost
4.proportion/ percentage 比例
5.be involved (in)/ involve in/ involvement [n.] 涉及，卷入，参与
6.given/ considering , in regard to / despite/ although 有鉴于
考虑到，尽管
6.induce [v] 引入，引导，引诱/ inductive [n] 归纳 >< deduce /deductive推断
7.fortune/ destiny/ chances
8.deplete 开采完，耗尽/ exhaust –exhaust emission (尾气)排放/ exploit
9.complex 错综复杂的/ complicated/ sophisticated 老奸巨滑的，复杂的
10.capacity能力，容量/ competence （竞争）能力/ ability 能力（笼统的）
11.确保，保障：Secure-security/ ensure (insure)/ guarantee 押金
12.solely/ merely/ only
13.a vast array of 系列/ a great variety of 花样，品种/ a great rang 系列 of
14.pesticide 杀虫/ suicide 自杀/ homicide/ murder杀人
15.believe/ assume (responsibility)/ suppose
16.授权，委托：authorize/ commission 佣金/ entitle 头衔 + ment =right
17.purchase/ buy
18. ethnic 种族的/ ethic 伦理，道德的 + s =[n ]
（权利）
