___ is a ___.
This is a chair.
___ is a ___.
That is a cow.
___ is a ___.
That is a castle.
___ is a ___.
That is a slide.
___ is a ___.
That is a star.
___ is a ___.
This is a box.
___ is a ___.
That is a tree.
___ is a ___.
This is a cat.
___ is a ___.
This is a durian.
___ is a ___.
That is a bird.
___ is a ___.
That is a giraffe.
___ is a ___.
That is a computer.