1.If I turn off unnecessary lights, I will save energy
2.If you use a two-page paper, you will save money and will not cut of trees.
If more people bike instead of driving a car, they will help reduce the amount of carbon dioxide in the atmosphere
If I use stairs instead of elevators, I will save energy
If you use clothe bag, you will save global warming
If more people use cartons, they will help reduce using foam
If I want to save the world, I will use more bicycles to learn
1.If I turn off unnecessary lights, I will save energy2.If you use a two-page paper, you will save money and will not cut of trees.If more people bike instead of driving a car, they will help reduce the amount of carbon dioxide in the atmosphereIf I use stairs instead of elevators, I will save energyIf you use clothe bag, you will save global warmingIf more people use cartons, they will help reduce using foamIf I want to save the world, I will use more bicycles to learn
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