Doctor is one of the greetest jobs in the world .People who is a doctor must be patient,friendly and careful.and sometimes he maybe works all day in the hospital without relax.so it is a really tired job but help others to keep healthy. 医生是世界上最伟大的职业。成为一个医生的人一定要很耐心，友善并且心细。有时他们或许会在医院里工作一整天也不休息，所以这是一个很辛苦但可以让他人保持健康的工作
