English File Upper-Intermediate WB with Key 4th ed

English File`s unique, lively and enjoyable lessons are renowned for getting students talking. In fact, 90% of English File teachers we surveyed in our impact study found that the course improves students` speaking skills.How will English File get your students talking?Lessons and activities provide the language, motivation and opportunity students need to speak conifidently. Students are gradually introduced to authentic listening and reading.Students build their confidence with a proven balance of Grammar, Vocabulary, Pronunciation and Skills Development in every File.Teachers and students have access to all their English File resources - video, audio and worksheets - in one easy-to-manage place.Fourth Edition.