想一想，填一填。

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.

空气的成分中，能供给呼吸的是（　　）

有学者将唐、宋、明、清皇帝召开御前会议的礼仪做了一个概括，下列各项表述中对应准确的是（    ）

—Are all the students from         in your class?

—No, there are only three       in our class. The others are from other countries.