Dogs are not just our pets. They are also our friends. Dogs are helpful to huamn being in many ways. With dog's help, many old people living by themselves will not feel lonely and take care of them. Dogs are kids' friends and make them happy. The police dogs can help the policeman find things and catch the bad guys. The guide dogs take care of the blind people in daily life and lead them to the place thay want to go.
We should be kind to dogs and take good care of them. Because dogs are very cute.