二十一世纪是一个科学技术高速发展、社会形态逐渐开放化的时代,在当今的时代背景下,开放性思维和创新能力显得尤为重要.新一轮的课程改革要求我们能够为国家培养出更多的创新型人才,高中数学因为其自身的特点,在培养学生开放性思维和创新能力上有着得天独厚的优势.因此,在高中数学中引入开放式教学是十分有必要的. The 21st century is an era of rapid development of science and technology and gradual opening up of social forms. Under the current background of the times, open thinking and innovative ability are particularly important. A new round of curriculum reform requires us to cultivate more Because of its own characteristics, high school mathematics has a unique advantage in cultivating students’ open thinking and innovative ability.Therefore, it is necessary to introduce open teaching in high school mathematics.