Ключевые слова: assignment, back, book, books, boy, cheerful, class, classmate, college, cute, desk, education, exam, exams, girl, graduate, happy, hard, home, homework, intern, laughing, learning, lesson, library, man, many, misprint, much, pile, preparing, reading, school, schoolgirl, smiling, stack, student, students, study, studying, teen, teenager, textbook, textbooks, to, trainee, training, university, woman, working,