B   Let’s talk让我们谈一谈　(教材第7页)

Chen Jie:Welcome to our school! This is my classroom.

Visitor:It’s so big! How many students are there in your class?

Chen Jie:Forty-five students.

Visitor:Is that the computer room?

Chen Jie:No,it isn’t. It’s the teachers’ office.

Visitor:Do you have a library?

Chen Jie:Yes,we do. It’s on the second floor. This way,please.