Which case each preposition takes
You must learn which.
| Preposition | Case | Meaning |
|---|---|---|
| в | acc (motion) / prep (location) | in, into |
| на | acc / prep | on, to |
| из | genitive | from (out of) |
| у | genitive | at, near, 'have' |
| с | instrumental (with) / gen (off) | with |
| о | prepositional | about |
в/на + accusative (motion) vs prepositional (location).
The standard possession structure.