1. (I / fall/asleep when I/ watch/ television)
I fell asleep when I was watching television.
2. (The phone/ring/when I/have/a shower)
The phone rang when I was having a shower.
3. (We/see/an accident when we/wait/for the bus)
We saw an accident when we were waiting for the bus.
4.(Be/ the children/ sleep/ when you/ arrive home?)
Were the children sleeping when you arrived home?