So, what do you mean "you're not working on anything"? If you aren't doing business when you're not on a "job" than you're not working right. If you are working right, then you can answer the question based on what you're working on. People know this is a freelance industry. They don't expect you to be on a project at all times. But if you're not confident about what to do when you're not on a job, then you should get coaching, because you can be "working" all of the time.
For more tips and articles by top entertainment industry coach, The Greenlight Coach, visit www.TheGreenlightCoachBlog.com