1- There is an apple.
2- There aren't any oranges.
3- There aren't any eggs.
4- There is some butter.
5- There is a sandwich.
6- There isn't any milk.
7- There is some pineapple juice.
8- There are some bananas.
9- There aren't any cakes.
10- There is some bread.
11- There isn't any rice.
12- There are some tomatoes.
13- There is some jam.
14- There isn't any cheese.