Don't the river.(pollute) People use trees furniture(pollute)

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Don''t________theriver.(pollute)Peopleusetrees________furniture(pollute)Don''t________theriver.(pollut

Don't ________the river.(pollute) People use trees ________furniture(pollute)
Don't ________the river.(pollute) People use trees ________furniture(pollute)

Don't ________the river.(pollute) People use trees ________furniture(pollute)
pollute ；polluted