English File 4th Edition Upper-Intermediate Workbook Audio • American English File 2nd 1 2 3 4 5, American English File Second Edition, audio cd, cd, class audio cd, English File 3rd, English File 4thEnglish File 4th Edition Upper-Intermediate Workbook AudioEnglish File 4th Edition Upper-Intermediate Workbook AudioTo view this content, you need to have JavaScript enabled in your browser.To do so, please follow these instructions.