“卷入”意即吸引进去。卷入可以理解为对某个活动、某个事物、某个产品与自己的关系或重要性的主观体验状态。在这里,“卷入式”是指学生全息投入数学学习的一种体验状态。以往的教材中,“升”与“毫升”一般安排在认识体积之后教学,但新教材考虑到升与毫升在日常生活中有广泛的应用,学生或多或少接触了这些容量单位,因此放在其后。为了使学生牢固掌握概念,教学时,笔者从以下三个方面来 “Involve ” means to attract it. Involvement can be understood as a subjective experience of an activity, a thing, a product’s relationship or importance to itself. Here, “Involvement ” refers to a holographic experience of mathematical learning. In the past teaching materials, “literal” and “literary” were generally arranged to know the volume after teaching, but the new textbook considered liters and milliliters have been widely used in daily life, students more or less exposed to these capacity Unit, so put it behind. In order to enable students to firmly grasp the concept of teaching, the author from the following three aspects