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.

What did he say EXACTLY?
Breaking Bad Season 5, Episode 11

It’s EXACTLY 13 metres
from the sewage system.
Money Heist Season 1, Episode 8

These are the women
who believe EXACTLY what you believe.
The Big Bang Theory Season 3, Episode 12

This is EXACTLY like
a dream I had.
The Big Bang Theory Season 12, Episode 14

EXACTLY two tablespoons
of Pepto right now.
The Big Bang Theory Season 7, Episode 14