Jack C. Richards , Jonathan Hull, Susan Proctor. — 5th edition. — Cambridge University Press, 2017. — ISBN13: 978-1316620113.
Teach with confidence, using the world's favorite English course. Interchange is a four-level, American English course that has been used by over 50 million students worldwide. This Level INTRO Student's Book includes 16 units, eight progress checks, and a Grammar Plus section to ensure that students receive all of the practice they need. Inside each book is a single-use code for online self-study material. This gives access to videos and hundreds of automatically graded exercises, and works on PCs and Macs.
Interchange is a four-level, American English course that has been used by over 50 million students worldwide. This edition has been developed with insights from thousands of experienced teachers.
The fifth edition features new content and refreshed design of the flexible unit structure that teachers and students love.
The clear communicative approach delivers results and help students become confident speakers of English right from the beggining.