___ ___ an apple.
This is an apple.
___ ___ oranges.
These are oranges.
___ ___ a watermelon.
This is a watermelon.
___ ___ a pineapple.
That is a pineapple.
___ ___ strawberries.
Those are strawberries.
___ ___ peaches.
These are peaches.
___ ___ bananas.
Those are bananas.
___ ___ a banana.
That is a banana.