1 John asked if somebody had seen the film.
2 He asked me if I was listening to music then.
3 She asked me if I had been working hard on that problem.
4 She asked me if I had been in the library the day before.
5 He asks if she works now.
6 He asks if she has been reading this book since Monday.
7 Jane asked if somebody could tell her what we had been discussing all the time.
8 He asked me if I would be at Nick and Carol's party that night.