1. 看图读一读填空，把句子代码填在正确的横线上。

A. There's a blackboard in it. There are eighteen desks and eighteen chairs in it.

B. There are three books in it.   C. There's a ruler.   D. There's a big library.

1. （1）

   A: What's in your schoolbag?

   B:

   

3. （2）

   A: What's in your school?

   B:

   

5. （3）

   This is my schoolbag.

    

7. （4）

   This is my classroom.