Past Modals

I don't know very well, but Sheyla _____ responsible for the accident. She is not very carefeul when she drives.

We (a)   (keep) the secret. Telling everyone about it was a really bad idea.

That girl ________ have taken the expensive tour, but she chose the other one. We don't think it was a smart idea.

I _______ a new laptop, but I decided to buy a tablet instead.

You (a)   have called to confirm your attendance. It is written that a confirmation is required. If you had done it, you wouldn't have had any problems.

I can't understand her reaction. I guess she _______ have felt disrespected.

They (a)   (go) to the store. That's the only place they are allowed to go to.

If she didn't want to eat unhealthy, she (a)   ordered "Chicharrón" at the restaurant.

Shirley _______, but I am not sure. Maybe it wasn't her.

The little boy _______ have broken the window. He had a ball, but we are not sure.