精选优质文档-倾情为你奉上作文训练Part 11. 目前有些中小学开始循环使用课本，好处是.；2. 也可能产生一些问题；3. 我对此的看法。Reuse of Textbooks in SchoolsSome primary and middle schools start the reuse of textbooks now. With the reuse of textbooks, a considerable amount of paper and trees will be saved. At the same time, the pollutant produced in paper-making will be reduced. Families and governments will also benefit as it brings down expenditure on school textbooks.Just as every coin has two sides, some problems may also come
