Ключевые слова: advice, analyze, arrow, background, blackboard, box, business, businessman, campus, chalk, chalkboard, chart, college, complex, concept, creativity, decision, design, determination, diagram, direction, draw, education, flowchart, graphic, hand, idea, man, manager, means, method, office, person, plan, pointing, presentation, process, school, screen, showing, sign, sketch, sketching, strategy, teacher, teaching, technology, white, write,