Ключевые слова: academic, background, college, concentration, concept, copy, course, dark, education, examination, exams, grade, graduate, green, high, institute, knowledge, learn, learning, lecture, lesson, letter, lifestyle, message, note, notepaper, notes, object, page, paper, papers, passing, phrase, preparation, question, ready, scholarship, school, sheet, space, stress, student, study, teach, test, text, university, words, you,