Underline the correct alternative.

1. One day the old man fished /was fishing as usual when he saw /was seeing something shiny in the water.
2. In 1995 Ella was teaching/taught in the Sudan and became /had become well known locally as the Canadian lady.
3. I 'd known/'d been knowing Javier for many years and when I read /was reading he was in prison I knew there must be a mistake.
4. He noticed/was noticing that someone had left /had been leaving a briefcase on the park bench.
5. The Prince had been searching /was searching in the forest for over ten hours and began/was beginning to lose hope.
6. Ella had looked/had been looking through old photo albums all morning when she heard/was hearing a knock on the door, and that moment inspired the lyrics to her greatest hit.
7. By that evening the children were/had been exhausted and hungry because they 'd walked/'d been walking in the forest all day with nothing to eat.
8. We 'd driven/'d been driving 30 km when the engine suddenly stopped; someone took/had taken most of the petrol out of the car, someone who wanted us dead.