It takes time, trust and effort for your you and your dog to understand each other. By using these methods instead of 'jerk and choke' or intimidation techniques, not only is your dog happier and more secure but your whole family is happier with this 'furry stranger' in your home. It isn't aggression that makes a puppy continue to bite you, it's ignorance. Dogs are not wolves. Wolves are still totally wild, whereas dogs have been companions to Man for more than 10,000 years.
Dogs are dogs.
Willing to take a big risk in bad circumstances, like biting you when you go to strike them. There are no Bad Dogs , Just Bad Trainers. Dogs are often hurt, permanently damaged, or even killed by overly agressive trainers, who helicopter, shake and slam dogs regularly. Had she picked a Labrador, or a poodle, the response may have been the same, but the extent of the damage may have been far less. Find a trainer who cares for dogs.