Breakdown of Продавець ставить ваги на прилавок.
Questions & Answers about Продавець ставить ваги на прилавок.
Продавець is the subject of the sentence, so it is in the nominative case. It means seller / shop assistant / salesperson.
You can tell it is the subject because the verb ставить is in the 3rd person singular, matching продавець.
Because ваги is not the subject. The subject is продавець.
So the structure is:
- Продавець = the seller
- ставить = puts / is putting
- ваги = the scales
- на прилавок = onto the counter
The verb agrees with продавець, not with ваги.