Keys for progress tests (Versions A and B) are often hosted on Scribd .
This is the most common version in use today. You can find digital answer keys and transcripts through various educational platforms: reshebnik na solutions pre-intermediate
Oxford University Press provides official audio files and wordlists on their Student's Site . Solutions 2nd Edition (Pre-Intermediate) If you are using the older version, resources include: Workbook Answer Keys and Transcripts | PDF - Scribd Keys for progress tests (Versions A and B)
A full answer key for the Student's Book is available on Scribd . reshebnik na solutions pre-intermediate
Detailed keys and transcripts for the Workbook can be accessed on Studocu or Scribd .