Ключевые слова: abstract, academic, advertisement, advertising, background, book, bookcase, bookstore, business, cabinet, classmate, classroom, closeup, college, communication, concept, connection, definition, dictionary, education, english, focus, friendship, information, knowledge, learn, lecture, message, nobody, page, paper, partnership, planning, project, recommendation, reference, relationship, research, resume, school, sharing, single, study, support, surface, teamwork, text, union, white, word,