A. Complete the sentences using was or were.
1. She _is______ very pretty.
2. They _are_______ at school.
3. He _was____ at home last night.
4. I _am_______ very naughty.
5. We _were______ in London last week.
6. They _are_________ good friends.
7. It _was________ sunny yesterday.
8. I _was_________ at the cinema yesterday.
9. Lucy and Mary _are_____ good students.
10. We _were________ single last year.