Ключевые слова: activity, athletics, background, ball, black, compete, competition, concept, court, equipment, exercise, fitness, fun, game, grass, green, hard, health, horizontal, individual, isolated, leisure, lifestyle, line, match, net, new, object, open, outdoor, outside, play, racket, racquet, raquet, recreation, serve, service, shadow, slam, sport, string, strings, summer, tenis, tennis, tournament, traditional, white, win,