1. He has been dead for 3 years.<br/><br/>2. He has died.<br/><br/>3. He has died for 3 years.<br/><br/>4. She has lost her wallet.<br/><br/>5. She has lost her wallet since yesterday.<br/><br/>I know 1,2 and 4 are correct, and I wonder if 3 and 5 make sense.