

Ты часто ходишь в кино?
Do you often go to the movies?
Я часто работаю по вечерам.
I often work in the evenings.
Мы видимся не очень часто.
We don't see each other very often.
"часто" is in the lesson "Time 3" (Level 40), along with 13 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.