Memory Past Modals of deductionVersión en línea A pelmanism game to practice past modals of deduction. Students must match each situation card to the deduction card. por Jessica Oliveira Your brothers left early. I can't find my wallet. She must have worked a lot. You may have left it in the car. She might have watched a sad movie. I saw Jim and Anna together at the movies. He must have passed his test. You can't have been sick. They might have been in a hurry. It couldn't have been him. He's traveling. They must have started dating. I saw you playing soccer. I saw your brother this morning. Jack looks very happy. Lucy's crying. Katie looks tired.