Aquí te ofrecemos la solución al ejercicio sobre pasaje de oraciones interrogativas a Reported Speech:

My grandmother asked my brother if she had left her glasses there. The lady asked how long you had been in London. My friend asked me if I had enjoyed the concert. My father asked what the doctor had said about Peter. The receptionist asked me if I could give her my telephone number. My wife asked me if I had read my horoscope for that week. The policeman asked the salesman if the thieves had run away. I asked Frank what he was reading. Susan asked John if he really liked jazz. My boyfriend asked me where I prefered to go. John’s grandfather asked him if he could practice the violin there. Brian’s sister asked him if he had any problem. My mother asked me what my plans for the future were. The boss asked my sister if she had finished high school. My friend asked me why you did not talk to him about the problem. Caroline asked me what I was going to do that summer. The passenger asked the stewardess when he could take off his seat belt. My mother asked my father what I wanted for dinner that night. I asked the secretary if there was a cafeteria in that building. The taxidriver asked me if I had change for a dollar.