THIS, THAT, THESE, THOSE

* THIS:

We use this with singular nouns to talk about things that are near to us.

* THAT:

We use that with singular nouns to talk about things that are far to us.

* THESE:

We use these with plural nouns to talk about things that are near to us.

* THOSE:

We use those with plural nouns to talk about things that are close to us.