B. Choose the correct alternative. Then, say if these extracts come from a detective story (D), a folk tale (F) or a biography (B). 1. The old man fished/was fishing as usual when he saw/was seeing something strange............ 2. In 1995, Ella was teaching/taught in Sudan and became/had become well-known. 3. I'd known/'d been knowing Javier for many years and when I read/was reading he was/had been in prison, I knew/was knowing there was a mistake...... 4. The prince had been searching/was searching in the forest for ten hours and was beginning /had begun to lose hope....... 5. He noticed/was noticing that somebody had left/had been living a briefcase....... 6. Ella had been looking/had looked through old photos when she heard/was hearing a knock on the door............. ****** 7. We had driven/had been driving for 30 km when the engine suddenly stopped/had stopped; somebody had taken/took the petrol out of the car............ 8. By that evening, children were/had been exhausted because they were walking/had been walking all day.​