Teachers are no more the only roles, students play an active part in the class.

教师不再是唯一的角色，学生在课上扮演更活跃的角色。

youdao

Teachers are no more the only roles, students play an active part in the class.

教师不再是唯一的角色，学生在课上扮演更活跃的角色。

youdao