I've posted the solution below. Don't look down if you are still guessing!
House 1 (yellow house): Nationality = Norwegian, Occupation = Teacher, Animal = Fox, Drink = Water
House 2 (blue house): Nationality = Ukrainian, Occupation = Gardener, Animal = Horse, Drink = Tea
House 3 (red house): Nationality = English, Occupation = Carpenter, Animal = Snails, Drink = Milk
House 4 (ivory house): Nationality = Spanish, Occupation = Doctor, Animal = Dog, Drink = Orange Juice
House 5 (green house): Nationality = Japanese, Occupation = Baker, Animal = Zebra, Drink = Coffee