物质推断题具有题型多变、综合性强等特点,能广泛地考查同学们基础知识和基本技能的掌握程度,较好地反映同学们对知识的综合运用能力。经过笔者细心地观察,认为要较好地做好推断题,应做到以下几点:找准“题眼”;熟记物质的性质及状态;综合考查,统观全局。一、找准“题眼”物质 Material deduction questions have the characteristics of varying types of questions and strong comprehensiveness. They can extensively examine the mastery of students’ basic knowledge and basic skills, and better reflect the students’ comprehensive ability in using knowledge. After meticulous observation by the author, he believes that to do a better job of deduction, we should do the following: identify the “eye”; memorize the nature and status of the material; comprehensive examination, view the overall situation. First, find the “eye” material