And, from what Ryan says, while she will still have a lot of questions about how humans relate to each other and relate to different species, it sounds like Seven’s questions will be as similar to those of other humans as they’ve ever been for her.
This means that she became much more accustomed to her humanity, even walking and talking more like someone who was never assimilated by the Borg.
Seven of Nine returned to the Alpha Quadrant with the crew of Voyager when they were finally able to, and, according to Jeri Ryan, Seven has spent most of the years between when we last saw her and now on Earth.