Задать 5 вопросов к предложению: the boy visited his grandmum last sunday. (6 класс)

1.Did the boy visit his grangmum last Sunday?
2. Who visited grandmum last Sunday?
3. When did the boy visit his grandmum?
4. Why did the boy visit his grangmum last Sunday?
5. With whom  did the boy visit his grangmum last Sunday?
6.  The boy visited his grangmum last Sunday, didn't he?