你校学生会办的《英语月报》举行“为建设节约型社会献一计”活动，你提出一个建议：鼓励毕业学生把参考书以及课本留给下一届学生使用。
你的理由是：
1．可以节约资源，减少浪费；
2．书上的笔记很有用；
3．国外（如澳大利亚）已有成功的做法；
4．其他。
注意：
1．词数100左右；
2．可以适当增加细节，以使行文连贯；
3．标题 On Saving
4．参考词汇：节约型社会 energy – saving society
On Saving
As we know, when senior students graduate from school,
As we know, when senior students graduate from school, most of their reference books（as well as textbooks），which are still in good condition are thrown away．What a great waste it is!
网友回答
(答案→)As we know, when senior students graduate from school, most of their reference books（as well as textbooks），which are still in good condition are thrown away．What a great waste it is!
解析：可联系答.案.网客服索取。