My mother is my first teacher.

妈妈是我的蒙师。

youdao

I am quite confident in my English level because I always score first in the class, and my mother is a English teacher in college.

我对我的英语水平很有信心，因为我成绩总是班里的第一，并且我妈妈是大学英语老师。

youdao

My first teacher was my mother .

我的启蒙老师是我妈妈。

youdao