

Где мой ключ?
Where is my key?
Это ключ от двери.
This is the key to the door.
Я не могу найти ключ.
I can't find the key.
"ключ" is in the lesson "Middle ages" (Level 30), 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.