Preposition of Place (at/in/on)

Use of preposition “at”

It is used when we refer to a particular point of place

Example

At the entrance

At the door

At the gate

At the address

At the corner

At the station

At the end of street

At the corner

At the bottom of page

Use of preposition “in”

It is used when the we refer to an enclosed space or someone/something inside a limited area.

Example

In USA

In delhi

In the room

In the park

In my wallet

In the hall

In the building

In his pocket

Note- ‘at’ is used for small place and ‘in’ is used for big place ,town,city,country.

Eg

Case -1 I live at Delhi in India.

Case -2 I live in Delhi.

Note-‘at’ shows still position where as ‘in’ shows movement.

Eg

Case -1 She is at school.

Case-2 The car is in the state of motion.

Use of preposition “on”

It is used when we refer to the surface of an object

Example

On  the floor

On the paper

On the wall

On the door

On the carpet

On the table

On the ceiling