can we quit gasoline? if we can, there will be less air pollution
Could we stop using the petrol so that the air pollution will be greatly reduced?
Is it fessible for us to stop using gas? For by dong so we can reduce air pollution.
If we don't use petrol,the air will be polluted less.
The air pollution will decrease if we stop using the petrol.
If we stop using the petrol, the air pollution will be decreased.
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