Countable - letter, egg, tree, street, city, text, article, flower, stamp, house.
Uncountable - bread, milk, meat, juice, butter, jam, salt, flour, honey.
Where is Jimmy’s sister?
What is Jimmy’s sister name?
Is Jimmy’s sister at school?
Mrs. and Mr. Smith have a daughter . She still breakwater . Her narrow mouth and nose a little . In baby yellow hair and light skin . She is wearing a red jacket , in dark shoes , a blue skirt and a striped jersey. She's a beautiful girl.
Его, своими это местоимения , своими обьектное