Passive with prepositionsOnline version Passive with prepositions by sandra martinez 1 Our water supply is _______ by waste. a Being contaminated b Has been contaminated 2 The air is _______ as a result of heavy traffic. a Has been polluted b Being polluted 3 Environmental campaigns aren’t _______ due to a lack of funding. a Being supported b Has been supported 4 Lots of lands have ______ because of overbuilding. a Been lost b Being lost 5 The flora is _______ through overbuilding. a Have been damaged b Being damaged 6 The ozone layer has _____ due to global warming. a Is being damaged b Been damaged 7 The environment has _____ as a result of pollution. a Been damaged b Is being damaged c d 8 Flora and Fauna is _______ by forest fires. a Has been damaged b Being damaged c d 9 Some beaches have ______ because of contamination. a Been closed b Being closed 10 Climate changes are ______ by high emissions of carbon dioxide. a Being caused b Has been caused