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.

but I'll still jump on the back
of a grocery CART
The Big Bang Theory Season 12, Episode 15

Turn this CART around
and get the hell out of here.
Game of Thrones Season 3, Episode 9

Sneak you out of the city
in the back of a CART?
Game of Thrones Season 4, Episode 4

In a turnip CART?
Game of Thrones Season 1, Episode 6

When is my pawn allowed
to use the golf CART?
The Big Bang Theory Season 4, Episode 22