—If there are _________cars, there will be _________air pollution. —Yes. And the air will ...
—Ifthereare_________cars,therewillbe_________airpollution.—Yes.Andtheairwillbecleaner...
—If there are _________cars, there will be _________air pollution. —Yes. And the air will be cleaner. A.less; less B.fewer; fewer C.less; fewer D.fewer; less
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