____________________ trees.
There aren't trees.
____________________ children.
There aren't children.
_______________ a school.
There is a school.
There ____ burgers.
There are burgers.
_________________ a park.
There isn't a park.
____________________ lemons.
There are lemons.
____________ a burger.
There isn't a burger.
__________________ an apple.
There is an apple.
_______________ a lion.
There isn't a lion.
_______________ a pet shop.
There isn't a pet shop.
_____________ a cat.
There is a cat.
__________________ bananas.
There aren't bananas.