How to Use This, That, These, Those. Difference between This, That, These, Those and Example Sentences USING THIS / THAT / THESE / THOSE The words that replace all object or concept names, other than person names, are called ‘demonstrative pronouns’. Using demonstrative pronouns, we can both point out what I want to show, and ensure that the name is marked by keeping it in place. These pronouns are generally used before the noun. These demonstrative pronouns are given below with sample…