Put in was/ were.
1. I ... in the park yesterday.
2. It ... cold yesterday.
3. We ... busy yesterday.
4.You ... late for school yesterday.
5. They ... happy yesterday.

1. I was in the park yesterday.
2. It was cold yesterday. 
3. We were busy yesterday.
4.You were late for school yesterday.
5. They were happy yesterday.

Если ответ по предмету Английский язык отсутствует или он оказался неправильным, то попробуй воспользоваться поиском других ответов во всей базе сайта.