What's this? ________ a computer.
It's / it is
What's this? _________ a house.
It's / it is
What are these? ________ keys.
They're / they are
What are these? __________ notebooks
They're / they are
What's _________? It's an umbrella
this
What's _________? It's a window.
this
What are ________? They're pencils.
these
What are _________? They're bags.
these
Is _________ a car? Yes, it is.
this
Are __________ wallets? Yes, they are.
these
