【教材内容】苏教版教材四年级下册98页例1,99页例2。【教学过程】一、引入师:同学们,今天有很多老师来到了我们学校,看,拉拉也来了。今天这节课,我们将与拉拉一起去探究确定位置的方法。我们还是先从拉拉的座位开始研究,好吗?师:怎么来表示他的位置?生:他是在这一组的第4个。(从前向后数第四个或者从后向前数第三个)师:是的,这里可以用一个 【Textbook content】 Sujiao version of the textbook of the fourth grade of the next 98 cases Example 1,99 Page 2 Example 2. [Teaching process] First, the introduction division: Students, many teachers came to our school today, look, Lara also came. Today’s lesson, we will work with Lara to explore ways to determine the location. Let’s start with Lara’s seat. How are you doing? Teacher: How do you state his position? Health: He’s in the 4th of this group. (Fourth forward from the back or third backwards) Teacher: Yes, here you can use one