However, I must start with an important clarification: I cannot directly provide or host copyrighted PDF files, including workbooks with pre-filled answers. That said, I can help you in several practical ways to either or create a functional answer key for the Personal Best A1 Workbook.

If you tell me which specific units or exercises you need answers for, I can help you solve them directly (without providing the full copyrighted PDF). That’s the cleanest and most effective way to get your Personal Best A1 Workbook "resuelto" – one exercise at a time.

It sounds like you're looking for the (likely the Richmond series by Jim Scrivener) with the answers already filled in — i.e., the "resuelto" (solved) version in PDF format.

Let me know how you'd like to proceed!