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.

as the REGULAR phone ring
which is really a poor design,
Breaking Bad Season 2, Episode 4

Yeah. It's like REGULAR Boggle,
but in Klingon.
The Big Bang Theory Season 1, Episode 1

by talking to
REGULAR people.
The Big Bang Theory Season 7, Episode 12

...and I'm having REGULAR intercourse
with your daughter.
The Big Bang Theory Season 4, Episode 5

No, just a REGULAR comic signing.
The Big Bang Theory Season 3, Episode 16