通过具体实例说明数学情境的创设要符合学生的现实,要贴近学生的时事现实、认知现实、生活现实、科学现实,并针对性地提出教学建议. Through specific examples, it is shown that the creation of mathematics situations should be in line with the students’ realities, and should be close to the student’s current affairs reality, cognitive reality, life reality, and scientific reality, and put forward specific teaching suggestions.