YOU SAID:
Hello! I have a dog and a cat and another cat and ponies and a horse.
INTO JAPANESE
こんにちは!私は犬と猫と別の猫とポニーと馬を飼っています。
BACK INTO ENGLISH
Hello! I have a dog, a cat, another cat, a pony, and a horse.
INTO JAPANESE
こんにちは!私は犬、猫、別の猫、ポニー、そして馬を飼っています。
BACK INTO ENGLISH
Hello! I have a dog, a cat, another cat, a pony, and a horse.
You've done this before, haven't you.