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

A．Ten

B．Fifteen

C．Twenty

D．fifty

Is there a building in the school?

A．No, there isn’t

B．Yes, there is

C．Yes, there are

D．No, there aren’t.

Are there any classrooms on the first floor?

A．Yes, there are

B．There is one

C．No, there aren’t

D．Only two

How many gardens are there in it?

A．Three

B．Four

C．One

D．Five

There are _________ students in the school.

A．one hundred

B．nine hundred

C．eight hundred

D．two hundred