Ключевые слова: book, bored, boredom, boy, broke, classroom, college, desk, difficulty, draw, dream, education, elementary, exam, exhausted, fatigue, frustrated, gear, history, knowledge, learn, learning, lesson, library, literature, man, master, mathematic, occupation, read, relax, repose, school, science, sitting, sketch, sleep, smoke, stress, stressed, student, study, table, teach, teacher, text, tired, university, work, worker,