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![Theearthisourhome；wemusttakeCareofit．Thismeanskeepingth...]( "Theearthisourhome；wemusttakeCareofit．Thismeanskeepingth...")
Theearthisourhome；wemusttakeCareofit．Thismeanskeepingth...
问题详情：Theearthisourhome；wemusttakeCareofit．Thismeanskeepingtheland，airandwaterclean． Pollutionisadirtyword．Topollutemeanstomakethingsunfit(不合适的)oruncleantouse．Pollutioncomesinmanyways．Weseei...
