Підручник Focus on Grammar 5th edition 4 Student's Book with Online Resources (access code inside) 

Building on the success of previous editions, Focus on Grammar continues to provide an integrated skills approach to engage students and help them accomplish their goals of communicating confidently, accurately, and fluently. With comprehensive grammar coverage, abundant practice, and ongoing assessment, Focus on Grammar delivers immediate and visible progress through its unique and proven pedagogy that takes learners from comprehension to communication.