how do you know which number to use
i have one sister >jedńa
i have one brother>jednego
i have one dog
i have one cat
i have one son
i have one daughter
i have one book
etc, etc , ect
i have one sister >jedńa
i have one brother>jednego
i have one dog
i have one cat
i have one son
i have one daughter
i have one book
etc, etc , ect