The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

- Crow!
- Crow!
Game of Thrones Season 3, Episode 1

- Crow!
- Crow!
Game of Thrones Season 3, Episode 1

and CROW of how my courage inspired them,
Game of Thrones Season 2, Episode 9

tell the Lord Crow how content we are.
Game of Thrones Season 2, Episode 1

That CROW followed him home.
The Big Bang Theory Season 9, Episode 8