Mots Croisés VOCABULARY # THREEVersion en ligne TO IMPROVE YOUR VOCABULARY par Mary Orbe 1 the process of making something dirty or poisonous, 2 costing a lot of money 3 contaminated 4 strong and well 5 costing little money 6 pure or easy to see through 7 not clean 8 not well or healthy 9 a place where people live and work, containing many houses, shops, places of work, places of entertainment, 10 we breathe 3 2 9 8 10 7 5 4 6