1. I knew that my sister … (have/has/had) a problem.
2. I know that my sister … (have/has/had) a problem.
3. I knew that my sister … (will have/would have/had) a problem soon.
4. He said he … (lived/has lived/had lived) in Moscow since 2005.
5. She asks me if the flight … (has been cancelled/had been cancelled/been cancelled).
6. She asked me if the flight … (has been cancelled/had been cancelled/was cancelled).
7. Nobody knew what … (will happen/would happen/happens) next.
8. Mike said that he … (hasn’t met/didn’t meet/hadn’t met) Helen since they parted.
9. Kelly said that she … (didn’t want/doesn’t want/hadn’t wanted) to wear her hat.
10. We didn’t expect that he … (showed/will show/would show) us the film.
