Examples:

• Have you done this before, this special photography?
• Have you done this before?
• Have you done this before?
• Have you done this before?
• Have you done this before?
• Have you done this before'?
• Have you done this before? What?
• Have you done this before?
• Have you done this before? No, no, no, but this is good.
• Have you done this before?