Complete the sentences with was or were

I. Was or Were? - Complete the sentences with was or were.
1. I _____ happy.
2. You ____ angry.
3. She ______ in London last week.
4. He ______ on holiday.
5. It _____ cold.
6. We ______ at school.
7. You _____ at the cinema.
8. They _____ at home.
9. The cat ____ on the roof.
10. The children _____in the garden