---------- a blue car.
That is (That's) a blue car.
------------ a blue chair.
This is a blue chair.
------- a green tree.
This is a green tree.
--------- a green tree.
That's a green tree.
------------- bears.
These are brown bears.
-------------- green trees.
Those are green trees.
------------ a yellow lemon.
This is a yellow lemon.
...................... a computer
That is
.............. computers
These are
.............. computers.
Those are
............. a pencil case
This is
......... pencil cases
These are
................. pencil cases
Those are
............my ruler
This is
.........bags
These are
.............a new board
This is
