反设问题是近年来高考出现的新颖设问,是从结论反面来设问。这种问题往往游离于开放性命题中,从不同角度考查学生探索、猜想、反驳、否定的能力,是培养学生创新思维的重要方法。对于学生来说,因为习惯了正面推理认证,对于反设问题普通感到陌生甚至困难。本文结合近几年高考试题就反设问题思维策略做些探讨。 The problem of counter-setting is the novel design question that emerged in the college entrance examination in recent years. It is from the negative side of the conclusion. This kind of question is often dissociated from open propositions. Examining student’s ability to explore, guess, refute, and negation from different angles is an important way to cultivate students’ creative thinking. For students, because they are accustomed to positive reasoning certification, they are often unfamiliar or even difficult to counter problems. This article discusses the strategy of counter-problem thinking in the examination questions in recent years.