Deutsch für Besserwisser is a "must-have" for anyone serious about passing the B1 exam with a high grade. If you can find it in your library or bookstore, it is worth the investment over a generic PDF found online.
Didactically meaningful illustrations that aid memory and retention. deutsch fur besserwisser b1 pdf
Deutsch für Besserwisser B1 is a popular exercise book from Hueber Verlag designed for intermediate learners to identify and correct common grammatical and lexical mistakes. Key Features and Content Deutsch für Besserwisser is a "must-have" for anyone