笔者有幸参加了省教研院组织开展的“提升欠发达地区县(市、区)中小学课程实施水平”走进罗定活动。与以往到学校调研不同,在这两天,以《旅鼠之谜》为中心,笔者经历了与老师一起备课、听课、修改完善教案、同课异构的过程。时间虽短,但上课教师前后的变化明显,参与备课及听课的老师也坦言很有收获。在备课、研讨过程中,人人参与,提交教学设计的老师也不怕暴露问题,并能够听取建议,这都 I was fortunate enough to participate in the provincial teaching and research institutes to carry out “to enhance the underdeveloped areas counties (cities, districts) the level of implementation of primary and secondary schools ” into the activities of Luoding. In the past two days, with “the riddle of lemmings” as the center, the author went through the process of preparing lessons, listening to lectures, revising and improving lesson plans and lecturing in the same class with teachers. Although the time was short, the teachers’ changes before and after the lecture were obvious. The teachers who took part in the lectures and lectures also said that they had a good harvest. During the lesson preparation and discussion, everyone involved and the teacher who submitted the instructional design should not be afraid to expose the problem and be able to listen to the suggestions