Questions & Answers about Моя коллега работает в большом офисе.
What does Моя indicate in this sentence, and how does it agree with коллега?
Моя means "my" and functions as a possessive adjective. It must agree in gender and number with the noun it modifies. In this sentence, коллега is treated as feminine, so Моя is correctly used—even though "colleague" in English is gender-neutral, Russian requires the matching feminine form here.
What does the verb работает mean, and how is it conjugated?
Работает translates to "works" and is the third-person singular present tense form of the verb работать. In Russian, the present tense form in the third person does not display any gender marking, so it is used for subjects of any gender.
Why is the phrase в большом офисе used, and what grammatical case are its components in?
The phrase в большом офисе means "in a big office." The preposition в indicates location and requires the prepositional case. Therefore, офисе is the prepositional singular form of офис, and большом is the prepositional form of большой, both reflecting agreement in case and, in the case of the adjective, also in gender and number with the noun.
What change occurs to the adjective большой when it is used with офис in this context?