First Testbuilder 3rd Edition Audio Download [work]
Always prioritize legitimate sources to respect copyright and ensure complete, accurate materials. If you tell me where you purchased the book (physical copy, eBook, or third-party seller), I can suggest the most likely place to find the official audio for that purchase type.
If you are looking for specific tracks, some users have uploaded audio samples to community platforms like SoundCloud (though these are often for the Advanced/CAE version). SoundCloud of this book or perhaps sample questions for a specific section of the FCE? Testbuilders - Course Information - Macmillan English first testbuilder 3rd edition audio download