Some users turn to Library Genesis (Libgen). While Libgen is a shadow library, using it for a current, in-print textbook is legally grey and ethically questionable. Furthermore, Pearson updates its editions; a 2008 answer PDF may not match a 2020 reprint.
, but this is a different series from the Pearson "Text Building Skills" books. Skills in English (Level 3) : This is another separate series; its Teacher's Book PDF is often found online but contains different content. resources.collins.co.uk Quick Content Overview (Book 3)