"You should prepare yourselves for a baby."

Translation: I bør forberede jer på en baby.

[ChristensenAdam]

It's a Duolingo fortune cookie.

[Pippapips]

Jer rather than sig?

[kaizen707497]

I think that this should at least have the option of the two other ways to say should in Danish namely "skulle" and "skal"

[Annika986737]

Why not skulle?

[Chris52496]

Why not "du bør forberede dig"?

[Aaliyah00]

Because it's 'yourselves' not 'yourself'