Ключевые слова: adult, boy, close, engine, engineer, equipment, garage, headandshoulders, industry, instructor, job, learning, male, mechanic, men, occupation, overalls, profession, question, repair, repairman, school, screw, screwdriver, service, student, supevisor, teacher, technician, teen, teenager, tool, trainer, training, transportation, two, understanding, vocational, work, youngman,