Ключевые слова: 100, advise, alberta, approach, attention, beware, break, canada, careful, caution, city, cloud, communicate, convenience, country, danger, drive, end, enter, entry, exit, forbid, govern, hundred, illegal, indicate, information, law, legal, license, mandatory, no, prohibit, rectangle, reflective, road, roadway, rule, rural, sidewalk, sign, signal, sky, street, traffic, transportation, urban, vehicle, warn, yellow,