past perfect or past continuous

1. by the time i got home last night, everyone______(eat) their dinner.

2. we____(sail) for most of the afternoon when the weather suddenly changed.

3.the man was angry because he _____(wait) to be served for nearly an hour.

4. by 1 pm, Stephaine ______(ride) for six hours, and she was exhausted.

5.i was straving by ten o'clock because i _____( not have) any breakfast .

6. until yesterday,the children______(never see) a dolphin before.

7. wendy was pleased beacause she_____( find) her perfect job.

8. how long_______(you/hide) under the bed before Sally finally found you?