Understanding and Using English Grammar

Understanding and Using English Grammar by Betty S. Azar and Stacy A. Hagen is a highly respected grammar textbook designed for upper-intermediate to advanced students of English. The book provides thorough and systematic coverage of complex grammatical structures, supported by clear explanations, detailed charts, and a wide variety of exercises that develop both accuracy and fluency. Its integrated approach connects grammar to reading, writing, listening, and speaking, making it ideal for academic and professional English programmes. A definitive grammar reference trusted by teachers and learners worldwide.