Prepositions: In, At and On
The Prepositions In, At and on can be used to indicate place and time.
The following guide explains how to use these three preposition in both instances.
Prepositions of Place: In, At, On
- At to indicate the exact position in which a noun is located
- In to indicate that a noun is an inclosed space
- On to indicate that the noun is on surface
Look at these examples
|On||The Computer is on the Table|
|On||I put my credit card on the desk|
|In||I live in Costa Rica|
|In||I am gonna stay in a hotel|
|At||There is a party at the club house|
|At||we saw a soccer game at the stadium|
- at when we are talking about a precise time.
- in when we are talking about months , years, centuries and long periods of time.
- on when we are talking about days and exact days.
Look at these examples:
- I have a meeting at 9am.
- Lisa went home at lunchtime.
- It often snows in December.
- Do you work on Mondays?
- In, On, At – Prepositions of Place Quiz
- Preposition of Place Exercises
- Preposition in Expressions of Time Exercises
- Preposition of Time Exercises PDF