В каких временах глаголы?
1) was riding
2) were watched
3)were played
6) were started

1) was riding  - Past Continuous Active (Прошедшее длительное в активном залоге)

2) were watched  - Past Simple Passive (Простое прошедшее в пассивном залоге)

3) were played  - Past Simple Passive  (Простое прошедшее в пассивном залоге)

6) were started  - Past Simple Passive (Простое прошедшее в пассивном залоге)