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.

There's a cave PAINTING in France
of one of my ancestors doing this:
The Big Bang Theory Season 4, Episode 23

I saw them PAINTING the sails.
Game of Thrones Season 6, Episode 10

thinking you liked the PAINTING.
I know.
The Big Bang Theory Season 5, Episode 17

I bought you a PAINTING
that's 12 square feet in area.
The Big Bang Theory Season 5, Episode 17

Raj, you will be PAINTING sideburns
and a Vandyke...
The Big Bang Theory Season 2, Episode 23