Save the earth
发布时间：2023-01-31 10:40:45 文章来源：高一年级英语作文作者：
How to protect the environment has become one of the biggest problems in
the world No matter where we live , we should do something to keep our
neighborhood clean and tidy We should plant more trees and we should
prevent those factories from pouring waste water into rivers, lakes and
fields We mustn't pick the flowers or step on the grass in public
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