Choose the correct options.
1 We left were leaving the bank when we
(saw) were seeing the thief.
2 While we sat/were sitting in the park, a man
stole/was stealing my bag.
3 When the police arrived /were arriving, the
boys fought / were fighting.
4 He played / was playing tennis when the rain
started/was starting.
5 While Edward didn't look / wasn't looking,
Max copied/was copying his answers.
