Choose the right tense form to make the sentences complete (past simple, past progressive or past perfect).
1. Andrew (ask) if John (see) any skyscrapers. 2. While the tailor (measure) him, Mr Brown (try) to be calm. 3. They (shoot) in the forest when John (arrive). 4. We (be) sure they (finish) their work by ten. 5. She (work) as a nurse in 1998. 6. Who (watch) television when Dad (come) in? 7. What (happen) next? 8. Nobody (know) what (happen). 9. I (not, know) when Mrs Padley (be) born. 10. When Nick and I (meet), he (write) a very interesting project.