At, In, On for Places

at = point; in = inside; on = surface.

Examples

• at the bus stop
• in the kitchen
• on the table

Key rules

• Use at for a point or specific place (at the door, at work)
• Use in for an enclosed space or big area (in a room, in London)
• Use on for a surface or line (on the wall, on the floor)
• Set phrases: at home, at school, in bed, on the bus

Common mistakes

• I am in the bus stop → I am at the bus stop
• The book is in the table → The book is on the table