Ключевые слова: action, active, activity, adult, athlete, athletic, ball, body care, competition, court, energy, equipment, exercise, fit, fitness, fun, game, happy people, health, healthy, hobby, leisure, lifestyle, male, man, match, multiethnic, net, one, outdoor, people, play, player, playing, power, professional, racket, recreation, serve, service, set, sport, standing, summer, tennis, tennis player, tournament, training, young,