singing songs well in English doesn't guarantee fluent speaking.

但是，用英语唱歌唱得好，并不能保证就能讲一口流利的英文。

youdao

English reading and writing capability is required and fluent speaking is preference.

良好的英语阅读和写作能力，口语流利者优先。

youdao

All the teachers and students give applause for her prompt thinking, fluent speaking, elegant style of writing and beautiful handwriting.

敏捷的思维，流利的谈吐，优美的文笔，漂亮的书法，使她赢得了同学的佩服和老师的赞许。

youdao

His message to the fluent English-speaking Li Ruigang was to the point.

WSJ: Katzenberg Unveils China Film Project

Which is a good thing, because speaking in fluent Italian - and often off the cuff - to journalists in a packed Paul VI Hall, Pope Francis told of the moment he was elected.

BBC: Pope Francis wants 'poor Church for the poor'