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 Katie looks tired. He must have passed his test. You can't have been sick. Lucy's crying. They might have been in a hurry. It couldn't have been him. He's traveling. I saw you playing soccer. She must have worked a lot. I saw your brother this morning. She might have watched a sad movie. I saw Jim and Anna together at the movies. I can't find my wallet. You may have left it in the car. Jack looks very happy. They must have started dating. Your brothers left early.