doctor前面加什么冠词

前面可以加冠词the，例如：

1、The doctor may allow her to return to work next week.医生也许会允许她下周回去上班。

2、I think you should go to the doctor's.我认为你该去看看医生。

3、The doctor examined her but could find nothing wrong.医生给她作了检查，但没发现什么问题。