The main content of the fourth-grade sparrow could be summarized as: The story of the fourth-grade sparrow mainly revolved around a little sparrow named Xiaomi. Amy was a very smart, witty and brave little sparrow. She met a very friendly old sparrow in the school playground and became a good friend. Many interesting things happened in the friendship between Amy and the old sparrow. For example, Xiaomi met an irresponsible teacher at school, but with the help of the old sparrow, it successfully learned how to better deal with this predicament. In addition, Amy also experienced many difficulties and challenges, such as being bullied by other birds in school and being trapped in a tree during a storm. However, Xiaomi did not give up. Through various methods such as asking for help from the old sparrow and through her own courage and wisdom, she finally succeeded in overcoming these difficulties. Through Amy's story, we can learn many important truths such as the power of friendship, courage and perseverance.