

Я хочу знать правду.
I want to know the truth.
Откуда мне знать?
How should I know?
Тебе надо знать это слово.
You need to know this word.
"знать" is in the lesson "Verbs 20" (Level 43), along with 10 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.