Ключевые слова: book, caucasian, cheerful, clever, closeup, computer, culture, delighted, developing, development, device, diligent, education, enthusiastic, floor, gadget, growth, happiness, happy, hardworking, headphones, improvement, indoors, joy, joyful, knowledge, laptop, learn, learning, library, literature, male, man, mind, modern, optimistic, personal, pleasure, portable, positive, progress, sit, skilled, smart, smile, smiling, student, study, technology, university,