“说题”是新课程中提出的一种新的教学方法和理念,包括学生说题和教师说题,它既能促进学生学习,也能促进教师自身的发展,是一种有效的教研活动。主要从教师说题的角度来探讨怎样在中学数学中开展说题活动。 “Talking ” is a new teaching method and concept proposed in the new curriculum, including students ’questions and teacher’s questions. It can not only promote students’ learning but also promote their own development. It is an effective Teaching and research activities. Mainly from the teacher’s point of view to explore how to carry out thematic activities in secondary school mathematics.