Cheerful male teacher using laptop in classroom

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Keywords

young men, chinese, teacher, classroom, occupation, professional occupation, expertise, care, cheerful, concentration, confidence, convenience, dedication, education, effort, guidance, happiness, intelligence, cyberspace, lifestyle, preparation, responsibility, technology, wireless technology, connection, people, mathematic, one person, male, man, one man only, asian ethnicity, adult, adults only, young adult, stack, day, elementary school, indoor, school, university, book, textbook, learning, blackboard, laptop, multimedia, well-dressed, shirt, looking away, sitting, smiling, toothy smile, writing, searching, typing, china, east asia, asia, beijing, photo, color image, copy space, front view, waist up, horizontal

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