in, at, on

in / at / on - prepositions of place

IN

Use 'in' with spaces:

· in a room / in a building

· in a garden / in a park

Use 'in' with bodies of water:

· in the water

· in the sea

· in a river

Use 'in' with lines:

· in a row / in a line

· in a queue

AT

Use 'at' with places:

· at the bus-stop

· at the door

· at the cinema

· at the end of the street

Use 'at' with places on a page:

· at the top of the page

· at the bottom of the page

Use 'at' in groups of people:

· at the back of the class

· at the front of the class

ON

Use 'on' with surfaces:

· on the ceiling / on the wall / on the floor

· on the table

Use 'on' with small islands:

· I stayed on Maui.

Use 'on' with directions:

· on the left

· on the right

· straight on

IMPORTANT NOTES

In / at / on the corner

We say 'in the corner of a room', but 'at the corner (or 'on the corner') of a street'

In / at / on the front

· We say 'in the front / in the back' of a car

· We say 'at the front / at the back' of buildings / groups of people

· We say 'on the front / on the back' of a piece of paper