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.

Well, thank you.
I'll see you tomorrow.
The Big Bang Theory Season 5, Episode 14

WILL you relax?
I'll get it in a minute.
The Big Bang Theory Season 5, Episode 7

If it comes to that,
you know I'll stand behind you.
Game of Thrones Season 1, Episode 2

Now I'll take off my clothes.
The Big Bang Theory Season 5, Episode 2

I'll know my way around by then.
Game of Thrones Season 1, Episode 2