WHEN WE USE IN - ON - AT?
We use IN for long periods of time such as:
- Months: In December, In March, In July
- Years: In 2022, In 1998, In 2013
- Decades: In the '90s, In the '80s
- Seasons of the year: In winter, In fall, In spring, In sunny
- Moments of the day: In the morning, In the afternoon
We use AT for schedules and special events or places:
- At 7 o'clock
- At night
- At the park
We use ON for more specific periods such as:
- On my birthday.
- On my graduation day
- On the 14th of September.
- On new year's eve
- On Friday, On Tuesday
_________________________________________________________________