MIKE is a little boy. He likes reading. One day he reads about electric lights (电灯) and is very interested. Mike’s father is a school teacher and knows a lot. Mike asks him many questions about electric lights. His father answers all of them.
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
