我们如何利用树木英语短文25个词 In order to support Beijing to holdthe20XXympic Games and protect our environment,an activity was organized by the Young League and Student's Union of our school during the week from June 3rd to June 8th. All the students in the senior grades took active part in it.Some students cleaned the playground,watered the young trees and flowers,and removed weeds.Some students collected waste paper,old books,empty cans and old toys.They had them sorted and sent them to the recycling center. 本文来源：https://www.wddqw.com/doc/b65eebc00142a8956bec0975f46527d3240ca6fc.html