Complete the questions and answers. Use "there is /there are" construction:
1) .....a pen on the desk? -Yes,.....
2)..... sharks in the sea? -No, .....
3)...... an airport in the city? -Yes, ......
4) .....a picture office? -Yes, ......
5).....men in the office? -Yes,....
6)..... articles in the newspaper? -Yes, ......
7)...... many rooms in your house? -No,......
8)....... a cat under the table? -No,.......
9)....... a monkey on the tree? - Yes,......
10).. ...women in the garden? -No, ........