1 A: What (were you/doing) when the storm started?
B: I (was watching) TV while Ann (was reading) a novel.
2 A: My sister (was looking) out of the window this morning when she (saw) an accident.
B: Really? (Did anyone/get) hurt?
3 A: How (did they/get) lost in the forest?
B: They (lost) their map, and they (started) walking in the wrong direction.
A: As the train (was leaving) the station, it (caught) fire.
B: That's awful, (were the passengers) OK?