Ключевые слова: arm, background, ball, business, circle, close, closeup, communication, computer, cooperation, court, curve, cyberspace, cyborg, equipment, exercise, future, futuristic, game, green, hand, handshake, human, isolated, machine, man, match, object, partnership, people, play, racket, recreation, robot, robotic, round, single, sport, teamwork, technology, tennis, up, white, wimbledon, yellow,