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.

I mean, I'll LAY there
if you absolutely have to have it, but...
The Big Bang Theory Season 6, Episode 19

I'm gonna LAY
some romantic astronomy on her.
The Big Bang Theory Season 7, Episode 19

I think I might have a concussion.
I'm gonna go LAY down.
The Big Bang Theory Season 1, Episode 3

The Dornish will LAY siege
to the capital,
Game of Thrones Season 7, Episode 2

Come quickly, LAY aft
To the break of the poop
The Big Bang Theory Season 2, Episode 18