Раскройте скобки, употребляя Past Indefinite, Past Continuous, Past Perfect, Past

Раскройте скобки, употребляя Past Indefinite, Past Continuous, Past Perfect, Past Perfect Continuous. 1. At the border station passengers (fill) in the forms and (go) through the customs. 2. When he (look) for his passport, he (find) these old photographs. 3. She (walk) along the street when someone (open) the window and (throw) out a bouquet of roses. 4. Our neighbor (find) this ring when he (dig) in the garden. He wonders who it (belong) to? 5. We (fly) over Loch Ness some days ago. You (see) the Loch Ness monster? 6. When she (leave) school she (cut) her hair and wears it short. 7. Mr. Bush (work) as a cashier for twenty-seven years. Then he (retire) and (go) to live in the country. 8. Why you (not to lend) him that book yesterday? - I (read) it myself at that time. 9. I know you (be) very busy last week, so I (not to disturb) you. 10. My mother was very pleased to see her classmates again. She (not see) them for twenty years. 11. Last year the Browns (go) to France. It (be) their first time there. They never (be) there before. 12. Was Helen at the party when you (arrive)? No, she (go) home. 13. The house (be) very quiet when we (get) home. Everybody (go) to bed already. 14. Where your grandmother (work) before she retired? - She (work) at the post-office all her life. 15. The children (lie) in the sun for half an hour when it started to rain. 16. We were good friends. We (know) each other for a long time. 17. When I came my boss (wait) for me. He (wait) for 20 minutes already and (be) annoyed because I (be) late. 18. When I (wake) up at 9 yesterday morning my brother (sit) in front of TV. He just (turn) it off. He (watch) TV programmes since seven o'clock. 19. He (wait) for the train for 10 minutes when suddenly he (realize) that he (arrive) at the wrong station. A minute later he (hurry) to a taxi stop.