3. Выберите подходящую форму глагола "to be".

Решение:

Выбираем подходящую форму глагола "to be" в прошедшем времени:

1. She was my best friend.
2. They were in the park last Tuesday.
3. Were you at school yesterday?
4. I saw the dog. It was very cute.
5. We were students four years ago.
6. My name is Jack. I was ten years old last year.
7. He was a hockey player five years ago.

Ответ: was, were, Were, was, were, was, was.