Linda and Henry are going to do some shopping for Grandma.

grandpa: I want to go, too.
grandma: Please don't eat fastfood and in shopping mall. It's not good for you.

Linda and Henry are in the shopping mall. 
Linda: Lili needs some onions. Is there in supermarket?
Salewome: Yes, there is. It's on the ground floor. 
Henry: Where's Grandpa? Is Grandpa on the first floor?
Linda: He's in the bookshop?Where's he? 
Henry: He's in the fastfood restaurant.
Linda: Yes, but he is not eating the fastfood, he's drinking a cup of tea.