2 Use the past continuous to say what you were doing
1 at 9 o'clock last night.
2 at 10 o'clock yesterday morning
3 two hours ago
4 at 8:00 yesterday evening.
5 last Sunday evening.
6 this time last year.

At 9 o clock last night, I was playing computer games.
At 10 o clock yesterday morning, I was eating fry eggs
Two hours ago I was doing my home work
At 8:00 yesterday evening I was going to walk with friends
Last Sunday evening I was helping my mother
This time last year I was celebrating my birthday