Pronoun - The Pronoun is the third textbook in the English series. Theory and practice. Having mastered the theoretical material presented in this series and having completed more than 600 exercises for self-control, your vocabulary will consist of more than 6,000 English words and expressions, which will allow you to successfully pass such international exams in English as TOEFL (Test of English as a Foreign Language), IELTS (International English Language) Testing System) and others.