Ответ:

1) Naomi and her parents were on holiday in Spain but the weather was terrible.

2) Were you at the cinema last night? No, I wasn't.

3) The film festival was fun and there were lots of films to watch.

4) Were your parents angry when you were late home?

5) Leam was only 10 years old in 1999.

6) Was the English test difficult? Yes, it was. There were lots of difficult exercises.

Объяснение:

1) was, потому что the weather - единственное число, а was употребляется именно при нем.

2) were, так как you - всегда множественное число, а wasn't - так как I - единственное число

3) festival - единственное число, films - множественное число

4) parents - множественное, you - множественное

5) Leam (имя) - единственное

6) test - единственное, it - единственное, exercises - множественное