Questions & Answers about Vi må laste opp en kopi som vedlegg.
- må = must / have to (strong necessity or obligation).
- Vi må laste opp … = We have to / must upload …
- skal can mean:
- future plan/intention: Vi skal laste opp … = We are going to upload …
- sometimes obligation (especially if coming from rules/authority), but usually a bit weaker or more “scheduled” than må.
- bør = should (advice, recommendation, weaker than må).
- Vi bør laste opp … = We should upload … (a good idea, but not absolutely necessary).
In this sentence, må clearly expresses a requirement, not just a plan or advice.
With modal verbs in Norwegian (like kan, vil, må, skal, bør, måtte, skulle, ville):
- You use the bare infinitive of the main verb, without å:
- Vi må laste opp …
- Jeg kan snakke norsk.
- Hun vil spise nå.
If there is no modal verb, you normally need before an infinitive: