(二)实施操作过程1.创设问题情景,明确探究目标上课开始,教师创设情景,引起学生学习兴趣,教师或学生提出探究问题(探究目标).提出的问题要能引起学生的认知冲突,让学生感到探究的必要.问题可以从实验开始,也可以从生活中的现象开始,和实际生活联系越密切越容 (B) the implementation of the operation process 1. Create a problem scenario, clear the target of the beginning of the study class, teachers create scenarios, arouse students interest in learning, teachers or students to ask questions (exploration goals). Asked questions can cause students’ cognitive conflict, Let students feel the need for inquiry. The problem can start with the experiment, it can also start with the phenomenon in life, and the more closely it relates to real life.