you finished
Have you finished writing the letter?
Ты закончил убираться у себя в комнате?
Have you finished cleaning your room?
Том, ты закончил?
Tom, are you finished?
Have you finished writing the report?
Ты закончил писать твое сочинение?
Have you finished writing your essay?
Have you finished your homework?
Have you finished your question?