Is the train plastic?
No, it isn't.
Is the bag big?
Yes, it is.
Is the teddy bear dirty?
Yes, it is.
Is the box full?
No, it isn't.
Is the car old?
Yes, it is.
Is the kite yellow?
No, it isn't.
Is the teddy bear soft?
Yes, it is.
Is the pencil long?
No, it isn't.
Is the board square?
Yes, it is.
Is the doll ugly?
No, it isn't.