在这篇稿子中，虽然有些问题是以数学例子来说明的，但我们不应只局限在这样窄的层面上去理解和把握核心思想，其阐述问题的出发点、思路，论证、叙述问题的逻辑性、思维方法等同样值得我们在其他学科学习中借鉴与运用。———编者选择题·填空题：应试策略□吉林孙连臣选择题 Although some of the problems in this manuscript are illustrated by mathematical examples, we should not confine ourselves to understanding and grasping the core idea at such a narrow level. The starting point, thinking, argumentation and logic of narrating the problem , Thinking methods are equally worth learning in other disciplines and use. --- Editor's Choice · Fill in the blank: test strategy □ Jilin Sun Lianchen multiple-choice questions