Измените следующие предложения в единственном числе
1)paws are to cats as feet are to humans-
2)keys are to doors as passwords are to computers-
3)girls are to boys as women are to men-
4)geese are to flocks as dogs are to pacts-

1) A paw is to a cat as a foot is to a human.2) A key is to a door as a password  is to a computer.3) A girl is to a boy is as a woman is to a man.4) A goose is to a flock as a dog is to a pack.