Alice doesn't want to buy any food for the old man.Does Alice want ato buy any food for the old man?
For whom does Alice want to buy any food?
They don't sell school things in the shop.
Do they sell school things in the shop?
What do they sell in the shop?
The first class doesn't begin at eight.
Does the first class begin at eight?
What begins at eight?
Her brother doesn't have lunch in the middle of the day.
Does her brother have lunch in the middle of the day?
When does her brother have lunch?
They don't have four classes every morning.
Do they have four classes every morning?
When do they have four classes?
Wang Xin isn't playing games with his friends now.
Is Wang Xin playing games with his friends now?
With whom is Wang Xin playing games now?