Ключевые слова: 20s, alphabet, archery, architect, basketball, book, carpenter, carrying on shoulders, casual, caucasian, chalkboard, checked, cheerful, class, classroom, color palette, composite image, computer graphic, confidence, copy space, diagram, digital, digital composite, digital generated image, digitally generated, education, enjoying, foreman, gloves, graphic, handsome, handyman, happiness, happy, hard hat, headphones, helmet, human representation, idea, illustration, innovate, innovation, isolation, job, large group of objects, lesson, listening, maintenance, male, man, maths, model, music, notepad, number, pen, plume, profession, protection, protective glasses, puff, ruler, safety, school, smiling, smoke, smoking, speech bubble, spiral, sport, standing, tool, tool belt, workman, young adult,