Practice. That's really what you need to do. There are tricks you can learn to keep up speaking while you're formulating something decent to say, but more tha

Practice. That's really what you need to do. There are tricks you can learn to keep up speaking while you're formulating something decent to say, but more than anything it's practice. Go to open mic nights and practice also watch/listen to other people. You'll being to see how they do it and it will help you too.