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What is the main _____ of visual  pollution? – Because there are too many advertising billboards.

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If he _______ trash around his garden, the garden would look very nice now.

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All the aquatic plants and animals will die if the factory _______ dumping poison into the lake.

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If I didn’t work for an accounting firm, I _______ in a bank now.

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________ pollution can directly cause hearing loss.

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A: How can light pollution________ animals?

B: It can make animals change their behavior patterns.

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The plants ____ if they don’t get sunlight and water.