It depends on what kind of milestones your training so far covered. Someone like the Major can probably think of "basics" your mother wouldn't have imagined.

[There's a brief expression of remembered alarm on Laura's face as she recalls her first sessions with the 501st.]

And there's a lot you can do even when you're not in Deva, too. Studying strategy, tactics, procedures. Like... a mountain climber doesn't just climb training walls over and over. She learns about maps and equipment and geology...