1) Is there a bag on the floor? Yes, there is.
2) Are there three foxes in the bag? Yes, there are.
3) Is there a book on the shelf? Yes, there is.
4) Are there two cake son the table? Yes, there are.
1) How many pictures are there in the book?
2) How many books are there on the table?
3) How many flowers are there in the vase?