an apple/this/is
This is an apple.
____ is an apple.
That is an apple.
are /apples/those
Those are apples.
____ are apples.
These are apples.
?
These are umbrellas.
?
This is an umbrella.
?
That is an umbrella.
?
Those are umbrellas.
a wallet/is/this
This is a wallet.
these/wallets/are
These are wallets.
What is that?
That is a wallet.
What are these?
These are pens.
What is this?
This is a pen?
What is that?
That is a pen.
What are those?
Those are pens.
?
This is a book.
