- 九、 經過老師和少先隊的長期帮助和自己的努力，進步很快，在升入五年級的時候，他終於参加了少年先锋隊。在宣誓大會上，與奮地向老師和同學們提出了自己的保證。
- 9. With the long-term help of his teachers and the Young Pioneers and through his own efforts, he made rapid progress, and when he entered the fifth grade, he finally joined the Young Pioneers. At the oath-taking ceremony, he excitedly pledged to his teachers and classmates.