Don't worry, you're not the only one here that isn't a native English speaker. I've seen quite a few people throughout the forums in the same boat as you, even a few in Advanced. So don't worry, you'll fit right in. 

If you haven't checked yet, the [url=http://www.roleplayerguild.com/topics/4958/posts/ooc]New User's Guide[/url] might be a great place to check out to figure how things run here. If you have any questions at all, feel free to ask.