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《面积单位》的教学旨在结合实例体会并认识面积单位———平方厘米、平方分米和平方米,并构建这三个常用面积单位的表象。为了解学生的学习起点,引领学生更有效地开展学习活动,教学前我对学生进行了前测,并以此为依据指导学生进行相关的学习活动。一、教学前测(一)前测方式和对象本次前测以访谈为主要形式进行,前测人数50人。(二)前测内容和结果汇总
The teaching of “area units” aims at understanding and understanding the area units of square centimeters, square decimeters and square meters with examples and constructing the appearance of these three common area units. In order to understand the starting point of students’ learning and lead them to carry out their learning activities more effectively, I conducted a pretest on the students prior to teaching and used them as a guide to guide students in their related learning activities. First, the pre-test (a) pre-test methods and objects This pretest to interview as the main form, the pre-test number of 50 people. (B) pre-test content and summary of results