Students sell to save resources
本文作者： BY ZHANG ANYU, 21ST CENTURY TEENS STAFF
回收塑料瓶真是一举多得！词数 289 建议阅读时间 7分钟HANG Suning, 16, and her classmates have a special schedule every week. They collect plastic (塑料的) bottles around campus during the break and sell them after school. |  |
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