Necesito 20 ejercicios there is?

There is a sandwich in the refrigerator

there is some soda

there is a cheese

there is any juice

there is one apple

there is some pencil

there is an onion on the table

there is a beef

there is a doughnuts on the plate

there is some melon

there is a dog in the kitchen

there is some tomatoe

there is a egg

there is some butter

there is a dog

there is some cat

there is a notebook

there is a pear

there is a ruler

there is some chicken.