1.I was doing my homework when my Mum came home
2. we were watching TV while the baby was sleeping
3.They were playing football yesterday from 5 till 6 p.m
4.There was raining all day long yesterday
An hour ago I was watching TV.
When she came, we were playing football.
I was driving at 16:00 yesterday.
When Winston came home, Karen was sleeping.
I was drinking beer, when my wife called.
While John was laughing, Mary was crying.
At the time of our arrival the city was going through a period of rapid expansion.
John was working at nine o’clock yesterday morning.
It was raining at noon.