大学英语：statistics: n 统计数字;keep statistics; statistical: a 统计的;statistician: n 统计员

2. diplomat: n 外交家，由此联想得到：

　　diplomacy: n 外交，外交手腕;diplomatic: a 外交的;请对比：diploma: 文凭

　　3. exploit: v 开发、开采、剥削，由此联想得到：

　　exploitable: a 可开发的;exploited: a 被开发的;exploitation : n

　　1). The workers in capitalist countries are cruelly exploited by the capitalists.

　　2). There are laws against the exploitation of child labor.

　　3). His highly exploitable talent can't create wealth for society if he doesn't make great efforts.

　　4. abuse: v/n 滥用，如: abuse one's authority 滥用职权

　　5. execute: v 实行、执行，将…处死，由此联想得到：

　　executive: a执行的，决策权的，n 行政领导 CEO=chief executive officer首席执行官;execution: n 执行、实行。

　　1). You shouldn't be slow in the _____ of your duties.

　　2). The soldiers ____ the captain's orders as soon as they received the call.

　　3). After the discussion of the ____ committee, the labor law was put into force in may, 1994.

　　Answers: execution, executed, executive

　　6. guilt: n 有罪、内疚;guilty: a 内疚的;guiltless: a 无罪的