【教学内容】人教版一年级上册第20页。【教学过程】一、谈话引入,调动已有经验师:(走向一位学生)请问你的座位在第几排呀?生:第3排。师:请第3排的同学都站起来。生:第3排中有的学生果断地站起来。(预设有的学生会左右观望后站起来)师:非常棒!第几排、第几个、第几组经常会用到,这节课我们一起来学习“第几”。(教师板书学生读) 【Teaching content】 PEP 1 grade on the 20th page. 【Teaching process】 First, the introduction of the conversation, mobilize the experience of the division: (to a student) What is your seat in the first few rows? Health: Row 3. Teacher: Please row 3 students are up. Students: Some students in the third row stand up decisively. Teacher: Great! The first few rows, the first few, the first few groups are often used, this lesson we learn together, “the first few.” (Teacher board student read)