

Это мой друг, который живёт в Москве.
This is my friend who lives in Moscow.
Где автобус, который идёт в центр?
Where is the bus that goes downtown?
Который сейчас час?
What time is it now?
"который" is in the lesson "Adverbs 4" (Level 37), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.