It can not only improve the ability of using English, but also enrich one's knowledge.

它不但能够提高人们使用英语的能力，而且可以丰富人们的知识。

youdao

It can not only improve the ability of using English, but also enrich one's knowledge.

它不但能够提高人们使用英语的能力，而且可以丰富人们的知识。

youdao