Hewasaprofessor.Attheageof90,hestillworkedeighthourseve...
问题详情：Hewasaprofessor.Attheageof90,hestillworkedeighthourseverydayregardless 61 theweather.Hissecretarysaid:“Hewasextremelyold,butheforcedhimselftowalkfromhislivingplacetotheofficethroughtwoblo...