![]() bushes ? water ? bank ? trees ? ![]() branch ? sand ? water ? leaves ? rocks ? ![]() ![]() ![]() ![]() CLEAN ![]() ![]() ![]() ![]() POLLUTED ![]() ![]() clean ? polluted ? ![]() ![]() polluted ? clean ? ![]() ![]() polluted ? clean ? ![]() ![]() clean ? polluted ? ![]() ![]() ![]() 3. People cannot enjoy the country if it is polluted. 2. Oil pollutes the water and kills fish and birds. 1. Rubbish can hurt animals A B C ![]() branch ? sand ? water ? leaves ? rocks ? |