1. 句型转换

1. （1） There is some milk in the glass. （改为否定句）

   There milk in the glass.

3. （2） The classroom is behind the office. （改为同义句）

   The office is the classroom.

5. （3） There are some trees near the school gate. （改为一般疑问句, 并作肯定回答）

   — trees near the school gate?

   — , .

7. （4） The playground is in the middle of the school. （对划线部分提问）

   the playground?

9. （5） in; wall; windows; the; are; two; there, （. ）（连词成句）