例
“Few Americans attribute this solely to such obvious causes as a devalued dollar or the turning of the business cycle.”
The author seems to believe the revival of the U.S. economy in the 1990s can be attributed to the.
［A］ turning of the business cycle
［B］ restructuring of industry
［C］ improved business management
［D］ success in education［2000年54题］
A［正确答案］
第三种常用的命题方式“正话反说”，是指文中用肯定方式表述，而选项用否定方式表述，两者意义相吻合。这一命题方式在近年的试卷中也可找到例证。

例
How many men would have considered the possibility of an apple falling up into the tree? Newton did because he was not trying to predict anything. He was just wondering. His mind was ready for the
unpredictable. Unpredictability is part of the essential nature of research. If you don’t have unpredictable things, you don’t have research. Scientists tend to forget this when writing their cut and dried reports for the technical journals, but history is filled with examples of it.
The author asserts that scientists.
［A］shouldn’t replace “scientific method” with imaginative thought
［B］shouldn’t neglect to speculate on unpredictable things
［C］should write more concise reports for technical journals
［D］should be confident about their research findings［1999年第68 题］
B［正确答案］
“关键词替换”是出现最频繁的命题方式，几乎每年都有一些用这种方式设置的题目。

例
This speeding up of life, says the Futurist, receives a new form of expression.
Futurists claim that we must.
［A］ increase the production of literature
［B］ use poetry to relieve modern stress
［C］ develop new modes of expression
［D］ avoid using adjectives and verbs［2000年61题］
C［正确答案］
命题专家常常采用“语言简化”、“反话正说”、“正话反说”、“关键词替换”这四种方式设置考题，对考生进行干扰。考生在了解这些方式后，就可以反其道而行之，利用这四种命题方式来检查所选选项是否与原文重叠。