Составь отрицательные предложения: there is a ball in the box. there are many flowerrs in our garden. there is a cave there. there are cars in street. there is a kitten on the bed.

There isn't a ball in the box.
There aren't some flowers in our garden.
There isn't a cave there.
There aren't cars in street.
Trere isn't a kitten on the bed.