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.

There's fresh HAY in the barn.
Game of Thrones Season 4, Episode 3

Make HAY
while the sun is still shining.
Breaking Bad Season 2, Episode 9

that a hungry donkey placed between
two equidistant bales of HAY
The Big Bang Theory Season 10, Episode 7

but she can't lift a bale of HAY.
Game of Thrones Season 4, Episode 3

You did say make HAY
while the sun is shining.
Breaking Bad Season 2, Episode 11