Ключевые слова: athlete, backyard, beat, cap, center, class, clean, clipboard, clock, coach, colored, competition, digital, extracurricular, fitness, gym, hand, happy, homeowner, indoor, instructor, learn, lesson, lifestyle, lot, manual, polyurethane, pool, professional, race, section, speaking, speed, sport, start, stick, stopwatch, student, swim, swimmer, swimming, teacher, teaching, team, time, trainer, training, watch, water, whistle,