How to speak English?

How to speak English?Do you know?
I am a beginner. My speaking is bad. I always forget Grammer (the grammar) when I speak.
So I often make some mistakes (mistakes). If I write it, I can avoid this (these) mistakes. Can you tell me, how to improve my Spesking (speaking) skill? thank you!

~hi there... i helped you a little there..just some spelling error, but you are not that bad.. if you ever need more help, i'm happy to help you :)

-nazeera