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.

And where is that WRITTEN?
Game of Thrones Season 1, Episode 5

Turns out, far too much
has been WRITTEN about great men
Game of Thrones Season 4, Episode 8

...and instead have WRITTEN books...
The Big Bang Theory Season 1, Episode 4

That's unacceptable. We're supposed
to be given WRITTEN notice.
The Big Bang Theory Season 4, Episode 6

Oh. That one had hoot
WRITTEN all over it.
The Big Bang Theory Season 5, Episode 15