题目内容：

Hi, I'm Liu Ying. This is my school. It's big and beautiful. There are twenty classes in my school. There are nine hundred students in my school. There are four beautiful gardens(花园) in it. There is a building in my school. On the first floor(楼层), there are two offices and a hall, There are six classrooms on the first floor too. On the second floor, there are fourteen classrooms and two toilets. There is a big library and some reading rooms in my school too. I like my school very much.

1.How many classes are there in the school?

A. Ten.            B. Fifteen.            C. Twenty.

2.Is there a building in the school?

A. No, there isn't.

B. Yes, there is.

C. Yes, there are.

3.Are there any classrooms on the first floor?

A. Yes, there are.

B. There is one.

C. No, there aren't.

4.How many gardens are there in the school?

A. Three.    B. Four.     C. One

5.There are _______ students in the school.

A. one hundred

B. nine hundred

C. eight hundred