Theproblemsofthenation＇scities--pollution,crime,alackofplanning,transportation--arebad,buttheywere1.（bad）intheso-called＂goodolddays＂,accordingtoDr.Charles.Hegivespollutionfromautomobiles2..oneexample.Heagreesthatitmaybebadnow,3.hestatesthattherewasalotofpollutionfromhorsesandotheranimalsinAmericancitiesinthe19thcentury.
考试与评价（英语高考专刊）
2014年7期
