“自然界中的元素”是必修1第三章的内容,复习时将它分成“硫的转化、海水中的元素”和“碳的多样性、氮的循环”两课时进行。以往的教学研究多是关注其新授课的教学设计和课堂教学的展开情况,对复习课教学模式的研究则多是关注高三年级的综合性复习,本文则通过“同课异构”活动来研究如何在基础年级做好复习课,使学生对所学知识进行及时总结和提升,同时实现教学目标、教学评价和教学过程的高度一致。一、教学目标的叙写要依“标”考“学” Elements of Nature is a compulsory part of the third chapter, which is divided into “sulfur conversion, seawater elements ” and “carbon diversity, nitrogen cycle ” . In the past, most of the teaching researches focused on the teaching design and classroom teaching of the new lectures. However, most of the researches on the teaching mode of rehearsal were mostly concerned with the comprehensive review of the third grade. In this paper, To study how to do a good review of the basic grade, so that students learn the knowledge in a timely manner summary and improvement, while achieving the teaching objectives, teaching evaluation and teaching process are highly consistent. First, the teaching objectives of the narrative to be “standard ” test “learning ”