These are used to express relative positions in space and time. The most commonly used demonstrative adjectives are this, that, these, and those.

• This hospital was where I was born.
• I am not in a situation to lend you money at this moment.
• The ambience of this cafe is soothing.
• That boy was the one who won the first prize in the Inter-state singing competition.
• Can you send those packages to the store?