Interchange - Intro - Fourth Edition

  The Interchange book series is presented in four levels. 3 books have been written for each level of this collection.

1. The main book for language learners Student's book
2. Workbook exercise book  
3. Teachers book

But the story of the Interchange collection here is not only these three books. Since this collection is designed for practical, simple and fast training of learners, along with the main books, learners have access to free online self-learning content full of exercises and tips.

The content of each lesson in this series is completely practical and tested and covers all 4 main skills of the English language. Few English language teaching books can be found that simultaneously strengthen students' speaking, listening, reading and writing. Now let's see together what is the