Breakdown of Офицер спокойно проверяет документы на границе.
Questions & Answers about Офицер спокойно проверяет документы на границе.
Проверяет is present tense, imperfective aspect:
- проверяет = “is checking / checks” (process, not completed, general action)
- проверит = future tense, perfective aspect: “will check (and finish checking)”
In this sentence, the focus is on what the officer is doing now (or habitually), not on the result being completed. That’s why the imperfective проверяет is used, not the perfective проверит.
So:
- Офицер спокойно проверяет документы… – The officer is calmly checking the documents.
- Офицер спокойно проверит документы… – The officer will calmly check the documents (in the future, and complete the task).
Документы is the direct object of the verb проверяет (who? what? is checked):
- nominative singular: документ
- nominative plural: документы
- accusative plural (for inanimate nouns): same as nominative plural → документы
Since the officer is checking something (the documents), that something must be in the accusative case. For inanimate masculine nouns ending in a consonant (like документ), the accusative plural looks just like the nominative plural: документы.