1.I was thinking about my sister when my mobile rang.It was her.
2.He was watching the news when his dog brought him today's newspaper.
3.I was talking photos when one of the dolphins swam towards me and pushed me towards the boat.
4.liz was sleeping when the earthquake happened
5.kelley was driving car when she got a flat tyre.
6.Anna was dusting the furniture when her mother was cooking dinner,
7.Sue was cooking when she burned her finger.
[mam nadzieje ze pmoglam ;p]