本文先介绍了“疑—展—评”的教学理念,分别对物理教学中“疑”“展”“评”及三者之间的关系作了简要的阐述。然后结合本人在《温度计》课堂实践教学中,对“疑”“展”“评”在课堂上的一些具体应用进行了叙述和说明,阐述了“疑—展—评”的教学理念在教学应用中的效果。 This paper first introduces the teaching concept of “doubtfulness - exhibition - criticism”, and gives a brief exposition of the relationship between “doubtfulness”, “exhibitionism” and “criticism” in physics teaching respectively. Then, in the practice teaching of the “thermometer” class, this article describes and explains some specific applications of “Doubt”, “Exhibition ” and “Criticism” in the classroom, "Teaching philosophy in teaching applications.