Answering the questions using 'Is there' or 'Are there':

1. Is there a chair in the room? Yes, there is.
2. Are there three armchairs in the room? (Answer depends on the picture in Ex. 2)
3. Is there a carpet on the floor? (Answer depends on the picture in Ex. 2)
4. Are there any flowers on the table? (Answer depends on the picture in Ex. 2)
5. Are there any books on the floor? (Answer depends on the picture in Ex. 2)
6. Is there a desk next to an armchair? (Answer depends on the picture in Ex. 2)
7. Are there any pillows on the sofa? (Answer depends on the picture in Ex. 2)
8. Is there a window next to the table? (Answer depends on the picture in Ex. 2)

Note: To provide accurate answers for questions 2-8, I need to see the picture in Exercise 2. Please provide the picture, and I will update the answers accordingly.