← 💬 English as a Second Language
Prepositions of place and time
Small words that say where something is (in, on, under, between) and when something happens (at, on, in).
📌 Key points
- Prepositions of place say where: in, on, under, next to, between, behind, in front of, opposite.
- in a box / a room / a city; on a table / the wall / the floor; at a point or place: at the door, at school.
- at for clock times and night: at 7 o'clock, at night.
- on for days and dates: on Monday, on 5 May, on my birthday.
- in for months, years, seasons and parts of the day: in July, in 2026, in winter, in the morning.
- Movement: into, out of, up, down, across, through, along, towards.
- Some words have fixed prepositions: listen to, look at, wait for, good at, afraid of.
- between = in the middle of two things; among = in the middle of a group.
📖 Key words
- Preposition
- A small word that shows place, time or direction, e.g. in, on, at.
- Place
- Where something is: under the bed.
- Time
- When something happens: on Monday.
- Movement
- Where something goes: into the room.
- Fixed preposition
- A preposition that always goes with a word, e.g. listen to.
✏️ Worked example
Complete: 'My birthday is ___ June. This year it is ___ Saturday, and the party starts ___ 3 p.m.'
- 'June' is a month, so use in: in June.
- 'Saturday' is a day, so use on: on Saturday.
- '3 p.m.' is a clock time, so use at: at 3 p.m.
- Answer: in June, on Saturday, at 3 p.m.
Remember the time triangle: AT for exact times, ON for days and dates, IN for longer times (months, years, seasons).
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