2.What were you doing when I phoned you?
3.Jenny weren't doing her homework when Nick arrived
4.Maria and Paul were playing chess when their parents came home
5.Sam and Kevin were visiting Barcelona stadium when they saw Messi
6.While I was cooking dinner for my parents, my friend phoned me
7.While I looked out of the window, my cat was stealing ...
8.Where were the athletes running when you saw them?