Completar el diálogo con las formas correctas de los verbos entre paréntesis (present perfect simple, simple past, present perfect continous, past perfect) ?

Completar el diálogo con las formas correctas de los verbos entre paréntesis (present perfect simple, simple past, present perfect continous, past perfect) . Más de una respuesta puede ser posible para algunos artículos. A : Sorry I'm late. Have you been waiting for long? B : Yes, but I - - - - - - - - - - - - - (read) this facinating book called Woman in the Mist. It's about Dian Fossey. She was an American scientist but she - - - - - - - - - - (live)in Rwanda for years before she was killed at the age of 53. A : Oh! What - - - - - - - - - - - - - - - (do)there before she died? B : Well, she - - - - - - - - - - - - (study) gorillas for years, and at the time of her death, she - - - - - - - - - - (work) to stop the poaching of mountain gorillas. A : So, she - - - - - - - - - - (do) a lot to protect gorillas before she - - - - - - - - (die). B : Yes, and there - - - - - - - - - - - - (be) a movie about her life called Gorillas in the mist. A : I - - - - - - - - - - (hear) of it, I think, but I - - - - - - - - (not see). We should watch it.