根据上下文完成下列对话判断。
Mother：Sally, can you help me, please? I want to go shopping.
Sally : OK. Mum. What do you want to buy?
Mum : Some eggs, some oranges, some milk, and some chicken for supper. What can we have for lunch tomorrow?
Sally : I don't know.
Mother : Oh ,yes, it is. Some fish.
Sally : Is fish very expensive ( 昂贵的）?
Mother: Yes , it is. But dad likes fish.
Sally : What about some rice?
Mother : I want some nice bread.
Sally : OK. Let' s go.
满足
，则
的整数部分是 （ ）
