Make it negative: There is a dog in the park.
There isn't a dog in the park.
Make it negative: There are twins in my class.
There aren't twins in my class.
Make it negative: There is some flour in the cupboard.
There isn't any flour in the cupboard.
Make it negative: There are some potatoes in the basket.
There aren't any potatoes in the basket.
Is there a restaurant nearby?
Yes, there is.
No, there are.
There are two beds.
Yes, there are.
