Past Modals Excersice

Those are some sentences using Must have, Might have and Should have.

1. Nobody answered the phone at the clinic. It must have closed early.

2. I should have revised more for my exams. I think I´II fail.

3. Sarah looks really pleased with herself. She must have passed her driving test this morning.

4. I didn´t know you were going to Phil´s party yesterday. You might have told me.

5. I can´t believe Jim hasn´t arrived yet. He must have caught the wrong train.

6. I don´t know where they went on holiday but they bought Euros before they left so they might have gone to France or Germany.