Question

Answer 1

went
had finished
had already seen
went
had not eaten
had already begun
watched 
had done
had he done
had gone
sat
watched
had gone
went
won

Answer 2

1) went/ had finished

2) had already seen

3) went

4) hadn't eaten

5) had already begun

6) watched/ had done

7) had he done

8) had gone/ sat/ watched

9) had gone/ went

10) won

Answer 3

went
had finished
had already seen
went
had not eaten
had already begun
watched 
had done
had he done
had gone
sat
watched
had gone
went
won

Answer 4

1) went/ had finished

2) had already seen

3) went

4) hadn't eaten

5) had already begun

6) watched/ had done

7) had he done

8) had gone/ sat/ watched

9) had gone/ went

10) won