Breakdown of Вечер прошёл быстро, потому что мы обсуждали фильм в чате.
Questions & Answers about Вечер прошёл быстро, потому что мы обсуждали фильм в чате.
Russian commonly describes time periods as if they pass on their own: Вечер прошёл быстро = The evening went by quickly.
You can also say Мы провели вечер… when you want to emphasize what we did (how we spent it), but Вечер прошёл… is a very natural, neutral way to talk about how the evening felt.
They are different aspects:
- прошёл (perfective) = the evening passed / went by as a completed whole (you’re looking back at the result).
- проходил (imperfective) = the evening was passing / was going by (more process-like, often used when setting a scene or contrasting with something else).
In a simple “it went by quickly” statement, прошёл is the default.
вечер is a masculine noun, so in the past tense the verb agrees in gender:
- вечер прошёл (masc.)
- ночь прошла (fem.)
- время прошло (neut.)
Gender is something you learn with the noun; endings help, but вечер is masculine despite ending in a consonant + -ер.
Because потому что introduces a subordinate clause giving a reason:
Вечер прошёл быстро, потому что…
In Russian, subordinate clauses are normally separated by commas. (You’ll also see punctuation vary in casual chat, but in standard writing the comma is expected.)
Yes, all can mean because, but the tone differs:
- потому что = most common, neutral, very frequent in speech.
- так как = a bit more “written/structured,” often sounds slightly more formal.
- поскольку = more formal/bookish, often used in formal explanations.
Your sentence sounds very natural with потому что.
обсуждали (imperfective) emphasizes the ongoing activity/process: you were in the middle of discussing for some time, which made the evening feel fast.
обсудили (perfective) would mean you finished discussing the film (reached completion). That can work, but it changes the nuance to “we discussed it (and wrapped it up).” With “the evening flew by because we were discussing…,” imperfective is a very typical choice.
фильм is in the accusative case because it’s the direct object of обсуждать (to discuss):
- обсуждать что? → фильм (accusative)
For masculine inanimate nouns like фильм, accusative looks the same as nominative: фильм.
It can be omitted because the verb ending already shows we:
- …потому что обсуждали фильм в чате.
Including мы adds a bit of emphasis/clarity (“because we were discussing…”), but it’s not grammatically necessary.
в чате means in the chat (i.e., inside a chat/channel/conversation).
в + prepositional is used for “in/within” a (virtual or physical) place:
- в чате (Prepositional: чате)
You might also see в чате used broadly for “in the group chat / in the chat app.”
Usually you say в чате for “in the chat (space).”
по чату can appear, but it tends to mean something like “via the chat” / “through the chat (as a medium)” or can sound nonstandard depending on context. If your meaning is “we were discussing it in the chat,” в чате is the safest, most idiomatic choice.
The given order is very natural:
Вечер прошёл быстро, потому что мы обсуждали фильм в чате.
Russian word order is flexible, but changes shift emphasis:
- Потому что мы обсуждали фильм в чате, вечер прошёл быстро. (puts the reason first; a bit more “written”)
- …потому что в чате мы обсуждали фильм. (emphasizes “in the chat,” contrasting with other places)
The original is neutral and conversational.
прошёл is pronounced roughly pra-SHYOL (stress on the second syllable).
The letter ё is always stressed and sounds like yo. In many texts it’s written as е (so you might see прошел), but it’s still pronounced прошёл in standard speech.