Ключевые слова: accuracy, accurate, aged, arrow, background, black, blackboard, board, business, center, chalk, chalkboard, circle, circular, class, classroom, college, communication, competition, concept, dart, dartboard, darts, direction, dirty, draw, drawing, educate, education, erase, exam, financial, focus, fortune, game, goal, grunge, hit, information, knowledge, learn, learning, lesson, message, note, old, perfect, perfection, performance, planning, point, red, save, school, score, shooting, sign, skill, spot, start, strategy, student, study, studying, success, surface, symbol, target, teach, teacher, texture, throw, unclean, university, used, vintage, white, win, winner, winning, write, writing, yellow,