It's still a much better set than many other girl's debuts. The only thing I would say is to concentrate on your posing a little bit more- and I think your next set will be even better!
Don't put yourself down. Your pictures are fantastic, you look very natural in front of the camera and more importantly you really seem to be enjoying yourself in the pictures which is always a bonus - people can tell when a model felt awkward in a shoot. You have a real good chance of going pink xxx