Ключевые слова: academic, alphabet, american, atom, backgrounds, biochemistry, blonde, book, bookshelf, campus, capital letter, caucasian, celebration, ceremony, cheerful, college, college student, democracy, education, event, fair hair, female, flag, focus shot, formula, fourth of july, freedom, full frame, girl, glasses, glory, happy, higher education, holiday, honor, identity, illustration, independence, independence day, knowledge, letter, library, light hair, long hair, molecular structure, molecule, national flag, nationality, patriot, patriotism, pattern, pile, portrait, pride, red, school, scientific, shape, shoulder bag, smiling, stack, standing, star, stars and strips, striped, student, symbol, symbolic, teenager, united, united states flag, university, university student, usa flag, white,