Questions & Answers about Večera počinje u osam sati.
Večera is the subject of the sentence, so it is in the nominative singular.
It is the noun večera, meaning dinner / supper.
Because it is a feminine noun ending in -a, its nominative singular form is večera.
A useful comparison:
- večera = nominative, dinner as the subject
- večeru = accusative, used when dinner is the object
So here, Večera počinje... literally means Dinner begins...
It can actually be both, which can confuse learners.
- večera as a noun = dinner
- večera as a verb form = he/she is having dinner from večerati
In this sentence, though, it is clearly a noun, because the main verb is počinje.
So the structure is:
- večera = subject
- počinje = verb
Serbian often uses the present form for events that are or , especially when the time is clearly stated.