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WE WILL SPEND LESS ON LIGHTING IF WE ... ENERGY-SA...
WE WILL SPEND LESS ON LIGHTING IF WE ... ENERGY-SAVING LIGHT BULBS....
DE KIEM TRA 45HKIIE9
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5. We will spend less on lighting if we ... energy-saving light bulbs.A used B use C will use
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5.
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DE KIEM TRA 45HKIIE9