新课程标准的重要目标就是让学生体验科学过程与方法,培养学生科学探究能力。而在科学探究基本过程的六个要素中,“提出科学问题”是第一要素。普通高中“研究性学习”实施指南指出:研究性学习的实施一般可分三个阶段,第一阶段即为“进入问题情境”阶段。问题情境的创设是教师课前精心设计的,目的是为了启发学生思维,激发学生的兴趣,为学生独立探索知识提供引导,使学生在创设的教学情境中,激活知识储存,使问题 An important goal of the new curriculum standards is to enable students to experience the scientific process and methods to develop students’ scientific inquiry ability. In the six elements of the basic process of scientific inquiry, “making scientific questions” is the first element. The general high school “research-based learning ” implementation guidelines that: the implementation of research-based learning can be divided into three phases, the first phase is “enter the problem situation ” stage. The creation of the problem situation is carefully designed by the teachers before class to arouse the students ’interest and inspire the students’ interests, provide guidance for the students to explore the knowledge independently, enable the students to activate the knowledge storage in the created teaching situations and make the problems