一、巧设情境,激趣导入例如,在教学“9加几”时,可以用投影出示学校运动会的场面,然后让学生用语言进行描绘。可以这样提问学生:“图中有些什么,他们在干什么?说给同位的小朋友听听”。或者用多媒体展示,让学生说说自己看到了什么。再如,教学“9乘几”时,教师可以用多 First, the clever setting, interesting import For example, in the teaching “9 plus a few ”, you can use projection to show scenes of school games, and then let the students use language to describe. Students may be asked this question: “What is in the picture and what are they doing? Let’s listen to the same children.” Or use multimedia to show students what they have seen. Another example, teaching “9 by a few ”, teachers can use more