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.

You think a few bolts of CLOTH
will make you king?
Game of Thrones Season 2, Episode 4

The men holding those bolts of CLOTH
will make me king.
Game of Thrones Season 2, Episode 4

"If it's not responding, use a warm CLOTH
to wash its face and genitals."
The Big Bang Theory Season 9, Episode 15