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.

If I wanna RESOLVE this situation,
then I need to take action.
The Big Bang Theory Season 9, Episode 8

Well, I do admire your RESOLVE.
You're an extraordinary woman.
The Big Bang Theory Season 9, Episode 23

I propose we resume our relationship
and attempt to RESOLVE our differences.
The Big Bang Theory Season 4, Episode 3

Could you please tell me
how you planned to RESOLVE it?
The Big Bang Theory Season 6, Episode 21

An impossibility that nature will quickly
RESOLVE into death, mutilation and...
The Big Bang Theory Season 1, Episode 4