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.

of her precious NECKLACE.
Vikings Season 1, Episode 9

she never stole a NECKLACE again.
Game of Thrones Season 3, Episode 1

Yes, and he gave you a priceless NECKLACE
Game of Thrones Season 4, Episode 3

Oh, I'm making
a NECKLACE for my mom.
The Big Bang Theory Season 7, Episode 7

She wore this NECKLACE
the day of the wedding.
Game of Thrones Season 4, Episode 6