The dog's living environment changes every day. It must adapt to new environment through its behavior. Therefore, you must strengthen dog's adaptability training.
Training method
You can designedly take your dog to new environment in order to eliminate its search reflection and enhance its adaptability. Besides, you can also take the dog to the public place and let it exercise free. If the dog is afraid of new environment or intends to bite people, you must order it to stop. After the dog stops its wrong behavior, you can praise it. Through this training, the dog will not attack actively and fear extraneous stimulus any longer.
Attention
1. Compulsory measures during training often make dog have the control psychology to mew environment and extraneous stimulus. So you should master stimulus intensity.
2. The training should follow specific to general approach and step by step.