Вот ваши вопросы, преобразованные из утверждений:
Cats usually sleep a lot. - Do cats usually sleep a lot?
I write letters to my granny. - Do I write letters to my granny?
Tigers eat meat. - Do tigers eat meat?
Children go to school. - Do children go to school?
We play chess together. - Do we play chess together?
My friends play in the yard. - Do my friends play in the yard?
Different flowers glow in the garden. - Do different flowers glow in the garden?
Babies drink milk. - Do babies drink milk?
They get up at 7 o'clock. - Do they get up at 7 o'clock?