You can find extra materials, audio tracks, and self-evaluation exercises on the Loescher Imparo sul web portal .
“Prima lavoravo in un ufficio, ma due mesi fa ho cambiato lavoro. Ora faccio il cuoco. Ieri ho preparato una torta per i miei colleghi.”
However, if you're trying to a specific feature inside the PDF (like a form, exercise, or interactive field), I cannot directly modify PDF files. But I can guide you on how to do it using software like Adobe Acrobat, PDFescape, or even online tools.