Ключевые слова: animal, backyard, breed, canine, cheerful, dog, domestic animals, enjoying, friend, friendship, game, grass, happiness, jack russell, joy, jumping, lawn, leisure activity, lifestyle, meadow, mistress, morning, nature, obedient, outside, owner, park, person, pet, playing, puppy, purebred, retriever, run, running, speed, stick, summer, sunlight, sunset, sunshine, terrier, throw, throwing, training, vertical, walk, woman, wood,