On April 29, I was honored to work as a volunteer for the NSDA － the National Speech & Debate Association － which hosted an event in my school, the Yanshan Middle School in Shandong. During the two-day event, I witnessed (见证) some extraordinary (出色的) performances by students from all over the country.
21世纪报社版权所有，未经书面授权，禁止转载或建立镜像。 主办单位：中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究 京ICP备13028878号-12京公网安备 11010502033664号
京公网安备 11010502033664号
