Все виды вопросов по английскому!? In Ukraine children start going to school at the age of six or seven. Плиз напишите оч надо

Do  children In Ukraine start going to school at the age of six or seven? Do  children In Ukraine or in Mongolia start going to school at the age of six or seven? Where do children  start going to school at the age of six or seven? In Ukraine children start going to school at the age of six or seven, don't they? Who starts going to school at the age of six or seven in Ukrain?