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We have repeatedly emphasized that it is necessary to give dogs a leash. Dogs without a leash are very prone to accidents when taking them out for a walk, such as pounced on the elderly, run away, and were hit by a car. As a novice shovel officer, you must learn how to adapt your dog to the collar a......

Not all dogs are willing to wear a collar at first. Many friends' dogs are inevitably nervous and used to wearing collars for the first time. After wearing the collars, they were reluctant to walk and just lay on the ground. How should the owner wear enough collars and what should the dog not do?