2 Were they driving to the beach at 4 o'clock yesterday afternoon?
No, they weren't.
3 Where were you going at 9 o'clock this morning?
I was going sightseeing.
4 Were you sleeping when the plane landed?
Yes, I was.
5 Who were you talking to on the phone at 11 o'clock last night?
I was talking with my cousin.
6 Was he visiting the museum at lunchtime yesterday?
No, he wasn't.
