Demonstrative pronouns

This is a sandwich.
These are sandwiches.
That is a banana.
Those are bananas.

These are books.
Those are pencils.
This is a pencil.
That is a book.

Those are flowers.
That is a dog.
These are dogs.
This is a flower.

Attention!
a ball
a pen
a delicious sandwich
a kiss
a country
a good dictionary
Singular
Plural
ballS
penS
delicious sandwichES
kissES
countrIES
good dictionarIES