www.twinguide.com is a very useful way to teach English interactively online anywhere, anytime. It uses the latest voice technology for teachers to talk to students in virtual classrooms.
Check it out and hope you find it useful for spoken English teaching.
Online Interactive Teaching at Twinguide
Moderators: Dimitris, maneki neko2, Lorikeet, Enrico Palazzo, superpeach, cecil2, Mr. Kalgukshi2