I want help for improve my english! :)

Hi!

I'm thinking in traveling abroad sometime in the next year... and, as you can see, my english it's not very good. I think i can have a conversation (i tryied with omegle and people understand me at least the basic stuff haha) so i want to improve, i want to know how to use verbs in  better way and specially wants to know how bad my english is :D

thanks for reading!