1. 句型转换

1. （1） It is a big map of America. ( 改为感叹句)

   a big map of America it is!

3. （2） You are a teacher. (改为一般疑问句)

5. （3） He is a driver. (改为否定句)

7. （4） It's here, in the east. (就划线提问)
   

   is New York?

9. （5） It's 2700 kilometers. (就划线提问)
   

   is it?