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一、研究的目的“一分有多长”这部分内容是在认识钟表上的整时、半时的基础上进行的,“分”是非常重要的时间单位,也是进一步学习年、月、日的基础。时间单位不像长度单位、质量单位那样容易用具体的物体表示出来,学生不容易接受。如何让二年级的小学生很好地掌握“分”这样抽象的时间概念,是教师在执教之前倍感困惑的问题。
First, the purpose of the study “This is how long a minute ” This part is based on the understanding of time on the watch, the half-time basis, “points ” is a very important unit of time, but also further study years , Month, day basis. Unlike the unit of length, the unit of quality is easily represented by concrete objects, which are not easily accepted by students. How to make sophomore primary school students master the abstract concept of time such as “minute” is a question that teachers are confused before they teach.