Ключевые слова: action, activity, alone, american, blue, boy, building, business, calling, child, childhood, concept, copyspace, day, desert, education, effort, employment, engagement, engineer, factory, future, hard, human, job, kid, laborer, labour, little, lonely, mill, outdoor, pants, plant, practice, safety, search, shirt, sky, step, toolbox, trade, union, walk, walking, way, work, worker, working, workman,