Do you have a book?
No, I dont.
Do you have a blue pencil case?
Yes, I do.
Do you have a purple schoolbag?
No, I don't.
Do you have a white eraser?
Yes, I do.
Do you have a pencil?
No, I don't.
Do you have a yellow ruler?
Yes, I do.
Do you have a pen?
Yes, I do.