In teaching, teachers should satisfy their desire for knowledge. According to their age characteristics, combined with the teaching content, connecting with the actual life, starting from the students' life experience and existing knowledge, they should create a situation that is conducive to students' autonomous learning, and let them watch, draw, touch, cut, think and try hands-on activities, play games and tell stories, so that they can be 3.重视小组合作Attach importance to group cooperative learning and carry out mutual .重视小组合作学习并开展互助互利交流