Prepositions of Time & Place
Master in, on and at for times and places, plus common verb + preposition pairs.
What is it?
Prepositions are short words that show relationships of time, place and direction. The three most common, and most confusing, are in, on and at.
When to use it
- Time: at 7 o’clock, on Monday, in July.
- Place: at the bus stop, on the table, in the kitchen.
- After certain verbs and adjectives: depend on, listen to, good at, afraid of.
When not to use it
Don’t use a preposition before this, next, last, every, today, tomorrow, yesterday: I’ll see you next Friday, not on next Friday.
How to build it
| Time | Place | |
|---|---|---|
| at | clock times, night, the weekend: at 6:30, at night | a point: at the door, at work, at home |
| on | days and dates: on Sunday, on 21 February | a surface: on the wall, on the bus |
| in | months, years, seasons, parts of the day: in May, in 2025, in the morning | inside an area: in the room, in Dhaka |
Examples
- The class starts at 9 a.m. on Saturdays.
- Monica was born in 2001.
- Your keys are on the shelf in the hall.
- We arrived in Chattogram late at night.
Common mistakes
- I’ll call you in Monday.I’ll call you on Monday.
- We arrived to the airport.We arrived at the airport.
- It depends of the price.It depends on the price.
Memory tip
Picture a triangle: IN at the wide bottom (big periods: years, months), ON in the middle (days), AT at the sharp point (exact times).
Joe & Monica
Joe: When is your interview?
Monica: It’s on Thursday at ten o’clock, in their office in Gulshan.
Joe: Good luck! Call me after the interview.
Interactive Practice
Pick an answer to check your understanding.
Question 1 of 5
My birthday is ___ 14 April.
Question 2 of 5
We arrived ___ the airport two hours early.
Question 3 of 5
Joe is really good ___ math.
Question 4 of 5
The keys are ___ the table.
Question 5 of 5
The meeting is ___ Monday.
Final Mini Quiz
One last check before you mark the lesson complete.
Which is correct?
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