1. It was / were cold yesterday.
2. He was / were in London last year.
3. We was / were on a trip last weekend.
4.I wasn't / weren't at home last night.
5. They wasn't / weren't at the cinema yesterday.
6. You was / were at the restaurant last night.
7. Ben was / were at school yesterday.
8. Anna and Mark was / were in Cracow last week.
9. There was / were a good film on TV last night.
10. There was / were a lot of people at the supermarket yesterday.