In this video, learn how to use this, that, these, those in English and learn English grammar that will help you sound like a fluent English speaker. This, that, these, those are all demonstratives. They're used to identify a noun or nouns. They can be used to replace the noun, or they can be used in front of the noun. This and that are used with singular nouns. These and those are used with plural nouns. This and these are used for nouns that are close to the speaker. That and those are used fo