Ключевые слова: ahead, alert, alley, area, asphalt, attention, bright, building, caution, city, colorful, construction, danger, empty, equipment, highway, industry, infrastructure, nobody, pattern, pavement, problem, repair, road, roadworks, safety, sign, site, slow, speed, stop, street, symbol, traffic, transport, triangle, urban, vehicle, view, warning, way, white, work,