A preposition shows the relationship between a noun and another word in the sentence. It can show time, place or direction.
In, on and at for time
- at a clock time or a point: at 5 o’clock, at night
- on days and dates: on Monday, on 14 August
- in months, years, seasons: in March, in 2026, in summer
Prepositions of place
in (inside), on (on a surface), under, above, between, behind, next to.
The cat is hiding under the table, between two chairs.
Prepositions of direction
to, from, across, through, towards: “She walked across the bridge.”