医生说我需要多休息几天。

The ___doctor advised me to rest for a few more days.

有人篡改了财务记录以掩盖资金流向。

Someone ___doctored the financial records to conceal the money trail.

他获得了历史学博士学位，成为了一名学者。

He received his ___doctor's degree in history and became a scholar.