学校开学时有21名男女同学和三位教师，包括我在内。

The school opened with a student body of 21 boys and girls and three teachers, including me.

youdao

学校开学时有21名男女同学和三位教师，包括我在内。

The school opened with a student body of 21 boys and girls and three teachers, including me.

youdao