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You can, but there are important differences. Netzwerk Neu has updated topics (e.g., climate change, post-pandemic work culture) and new exam formats. The old edition’s listening tracks are also lower quality. For serious exam prep, buy the Neu edition. netzwerk neu b1 arbeitsbuch pdf
The B1 level is typically split into two volumes in the Netzwerk series (B1.1 and B1.2). The content generally covers: netzwerk neu b1 arbeitsbuch pdf