Ключевые слова: alarm, alert, alertness, ambulance, arrest, attention, background, beacon, blink, bright, bulb, car, christmas, city, construction, cop, danger, dangerous, dark, electric, emergency, equipment, fire, flash, flasher, flashlight, glowing, highway, lamp, lantern, light, lights, medical, night, object, old, orange, oranges, police, red, road, sign, street, traffic, transportation, truck,