Wpisz poprawną formę could lub able to w podanych zdaniach.

His computer got a virus and we (use) it yesterday.

In my primary school I (leave) the school during the breaks. We had to stay inside.

They were changing water in the swimming pool. We (swim) yesterday.

I (use) a computer and a mobile phone a long time ago. Technology is easy.

There was no electricity and we (watch) the film.

The sea was too rough we (finish) the training.