1. 用方框中所给的短语填空。

there is    there are    there isn't    there aren't    is there    are there

1. （1） some meat on the table.
3. （2） any books on the desk.
5. （3） some boys in the classroom
7. （4） a hat in the room?
9. （5） any water in the glass.
11. （6） any pens in the bag?