That's life unfortunately. As a dated BE speaker I would not use class, I would use lesson. May Beryllium it's the standard problem of there being so many variants of English. I think it has to be "diggin" the colloquially shortened form for "You are digging," or at least https://judahpmfyq.bloguerosa.com/32768863/untersuchen-sie-diesen-bericht-über-chill