一、基于学情调研的科学分组9~10月正是进行《国家学生体质健康标准》测试之时。根据测试结果,体育教师可对初一男生的引体向上的能力进行分组,一般可以分成3级水平、4个组别。“水平1”:能完成3个以上;“水平2”:能完成—个;体型瘦弱,1个也无法完成;“水平3”:体型肥胖,1个也无法完成。“水平1”的学生可以直接进入初二年级的练习计划;“水平2”的学生可以适 First, the scientific group based on academic research 9 ~ October is the “National Students Constitution and Health Standards” test at the time. According to the test results, physical education teachers can group the ability of the first-degree boys to pull-ups. Generally, they can be divided into three levels and four groups. “Level 1 ”: to complete more than 3; “Level 2 ”: to be able to complete - a; body thin, 1 can not be completed; “Level 3 ”: body fat, one can not be completed. “Level 1” students have direct access to the second-year practice program; “Level 2” students can fit