Ключевые слова: academic, academy, background, banner, book, certificate, classroom, college, concept, course, design, educate, education, exam, examination, graduate, graphic, green, icon, illustration, infographic, information, knowledge, language, learn, learning, lecture, line, math, note, pencil, review, school, science, student, study, subject, success, teach, teacher, teaching, test, text, university, vocabulary, word,