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.

Why don't you guys
HANG out there?
The Big Bang Theory Season 12, Episode 22

Wait, wait, wait, guys,
just HANG on.
The Big Bang Theory Season 5, Episode 11

Hang on, HANG on.
There's a 7-Eleven here.
The Big Bang Theory Season 2, Episode 14

Hang on, please.
The Big Bang Theory Season 6, Episode 2

Hang on. We're both adults,
The Big Bang Theory Season 9, Episode 14