Конечно! Давайте рассмотрим примеры предложений с использованием слов was, wasn't, were и weren't.

1. He was at the park yesterday.
2. She wasn't happy with her test results.
3. They were playing football last weekend.
4. We weren't at the concert on Saturday.
5. I was surprised by the news.

Эти предложения показывают, как использовать разные формы глагола "to be" в прошедшем времени. Was и wasn't используются для единственного числа, а were и weren't — для множественного числа.