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.

and intellectuals, and I don't
want them thinking we're white TRASH.
The Big Bang Theory Season 10, Episode 1

Lockers, TRASH cans.
The Big Bang Theory Season 5, Episode 11

...like you're a bear
and I'm a TRASH can full of sweets.
The Big Bang Theory Season 6, Episode 19

l want you to give her every dollar.
l don't care if you stuff it
in TRASH bags.
Breaking Bad Season 4, Episode 5

All right,
that's enough TRASH talk.
The Big Bang Theory Season 5, Episode 17