put mind at rest

我真的很担心考试，但和医生谈话让我放下了心。

I was really worried about the tests, but talking to the doctor ___put my ___mind ___at ___rest.

我希望我的信能让你安心。

I hope my letter will ___put your ___mind ___at ___rest.

我想写这封信，让你不再为未来的职业担忧。

I wanted to write this letter to ___put your ___mind ___at ___rest about your future career.