We went to bed because we ... tired.
We went to bed because we were tired.
Our parents ... outside last night, so we had a babysitter.
Our parents were outside last night, so we had a babysitter.
They ... very happy because they didn't pass the test.
They weren't very happy because they didn't pass the test.
It ... cold yesterday and I didn't play outside.
It was cold yesterday and I didn't play outside.
Our teacher ... very angry today because we didn't listen to her.
Our teacher was very angry today because we didn't listen to her.
My best friend ... at school yesterday. She was ill.
My best friend wasn't at school yesterday. She was ill.
I ... at the park yesterday. I played on the swings.
I was at the park yesterday. I played on the swings.
We ... at the beach all weekend. We made sandcastles and went swimming.
We were at the beach all weekend. We made sandcastles and went swimming.