If only I could speak fluent English.

要是我能说一口流利的英语就好了。

youdao

Other than Chinese, I speak English. I attended some Japanese courses at school, but I am not fluent in it.

除了汉语，我还会讲英语。上学时我上过一些日语课，但不是很流利。

youdao

I can speak fluent English and communicate with people in Chinese and English with no difficulty.

我能讲流利的英语，并且可以用英汉两种语言无障碍的与人沟通。

youdao

And Mr Buckles admitted: "I can't say categorically that all the guards recruited by G4S for the Olympics are able to speak fluent English".

BBC: G4S 'regret' over Olympic staffing