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.

Before the REVOLUTION,
Westworld Season 2, Episode 2

♪ To teenage REVOLUTION ♪
Westworld Season 2, Episode 4

The REVOLUTION is won.
Westworld Season 2, Episode 2

And this REVOLUTION
you've been waging for 30 years
Westworld Season 2, Episode 2

Well, the world may have forgotten
about Dance Dance Revolution,
The Big Bang Theory Season 10, Episode 4