Ключевые слова: academic, back, blackboard, board, book, books, chalk, chalkboard, class, classroom, college, discussing, drawing, education, educational, exam, examination, exams, explaining, girl, green, high, knowledge, learn, learning, lecture, lecturer, lesson, many, preparation, preparing, reading, rear, research, revising, revision, school, science, smart, student, study, studying, teacher, textbook, to, training, university, view, woman, writing,