At home,we should try to save water and electricity every day.When we go out, we'd better walk,ride bikes or take a bus.Try to plant more trees and use less paper to protect the forests on the earth.And we should see every day as World Environment Day and try to do anything to ...
At home,we should try to save water and electricity every day.When we go out, we'd better walk,ride bikes or take a bus.Try to plant more trees and use less paper to protect the forests on the earth.And we should see every day as World Environment Day and try to do anything to ...