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.

I don't care. I was in junior RODEO. I can
hogtie and castrate him in 60 seconds.
The Big Bang Theory Season 2, Episode 7

Oh, not junior RODEO.
The Big Bang Theory Season 2, Episode 7

Well, now it's junior RODEO on.
The Big Bang Theory Season 2, Episode 7

Ooh, maybe
a little Rodeo Drive.
The Big Bang Theory Season 5, Episode 6