知识问答
最佳答案：砍伐树木和森林对环境有不良影响Cutting trees and forest has negative effect on the environment.
最佳答案：1. If farmers cut down trees and forests,giant pandas will have nowhere to live.
最佳答案：Let us keep the water clean - don't change the environment of the source of wate
最佳答案：A large number of trees were cut ,excessive use of fossil fuels,to make our livi
最佳答案：Don't litterRide bike moreDon't spitSave waterPlant more treesLove mother nature
最佳答案：people nowadays are doing many things that hurt mother earth, like deforestratio
最佳答案：In the past, my hometown is the ideal home for birds; and all kinds of birds liv
最佳答案：My village was a beautiful place with trees and flowers on the mountains, but be
最佳答案：We should sort out the rubbish.Making nappkin needs to cut down trees,but we nee
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