What is this?
a window
What is this?
a folder
What is this?
an apple
What is this?
a pen
What is this?
a dog
What is this?
a pencil
What is this?
a bird
What is this?
a door
What is this?
a cat
What is this?
a rubber
What is this?
a bag
What is this?
a book
What is this?
a bookcase
What is this?
a ruler