Menschen A2 Arbeitsbuch Pdf [upd]
The workbook refers back to the Kursbuch for grammar explanations (e.g., "See Kursbuch, page 34"). For self-study, you need either the Kursbuch or a good grammar reference (like Hammer's German Grammar ).
Mastery of the Perfekt and an introduction to Präteritum (specifically for auxiliary verbs). menschen a2 arbeitsbuch pdf