Usages of dere
Dere kan ringe oss snart, for vi har et møte.
You (plural) can call us soon, because we have a meeting.
Dere leser en bok.
You (plural) read a book.
Dere må forlate dette rommet raskt, for møtet starter nå.
You must leave this room quickly, because the meeting starts now.
Elon.io is an online learning platform
We have an entire course teaching Norwegian grammar and vocabulary.