Some administrators maintain that drop-outs remain the single greatest problem in their schools.

一些管理人员坚持认为辍学仍然是他们学校唯一最大的问题。

youdao

Some administrators maintain that drop-outs remain the single greatest problem in their schools.

一些管理人员坚持认为辍学仍然是他们学校唯一最大的问题。

youdao