Is this a pencil case?
No, it isn't.
Are these pens?
Yes, they are.
Are these desks?
No, they aren't.
Is this a pencil case?
No, it isn't.
Are these pencil sharpeners?
Yes, they are.
Are these bags?
No, they aren't.
Are these erasers?
Yes, they are.
Is this a chair?
Yes, it is.
Is this a pen?
No, it isn't.
Is this a pencil case?
Yes, it is.
Are these markers?
No, they aren't.
Is this tape?
Yes, it is.
Are these backpacks?
Yes, they are.
Is this a pencil?
No, it isn't.
Is this a pencil?
Yes, it is.