7. Put in was/wasn't/were/weren't.

Решение:

1. We didn't like our hotel room. It was very small and it wasn't very clean.
2. Kate got married when she was 24 years old.
3. I phoned you yesterday evening but you weren't at home.
4. Where were you?
5. George was at work last week because he was ill. He's better now.
6. The shops were open yesterday because it was a public holiday.
7. Were you at home at 9.30? 'No, I wasn't. I was at work.