Speculating in the past

The boy left his home. He looks hungry. (can't /be / rich ) (may not / eat / for some days)

The girl was arrested in a demonstration. (must / have /courage) (may / fight / against slavery)

David hasn't come to the test. (can't forget) (may / feel / ill)

Linda has a great suntan. (must / be/ to the beach) (may / put / some make up on

Tom has a new car. He doesn't earn much. (must / save money / for a long time) (may / win / some money)