I've learned English for 13 years and can speak English well.

我已经学了13年英语，我英语说得很好。

youdao

I'm sorry, I don't speak English well.

很抱歉，我英语说得不好。

youdao

I speak English well.

我英语说得很好。

youdao

They were making fun of themselves and other immigrants who did not speak English well.

VOA: special.2009.07.19

And with that type of an attitude, eventually, he's going to speak English well.

有了那种态度，他最后一定会说好英语的。

留在记忆中的学生 - SpeakingMax英语口语达人

And it turns out the big determinant of how well you speak English as an immigrant isn't how smart you are.

作为移民,你的英语口语究竟有多么流利,最大的决定因素并非你有多么聪明

耶鲁公开课 - 心理学导论课程节选

I'm disabled and disfigured and was often in academia, while getting my degree, put in more marginalized labs and more marginalized parts of the dorm, where other people like foreigners who couldn't speak English well or other people disabilities were, and there was more conflict there.

NPR: Confronting Misconceptions About Cancer Prevention

Well-known Mexican writer Carlos Fuentes recommended this week that dark-skinned people, men with mustaches, women who use shawls, or anyone who does not speak English well should not go to Arizona, because the state has "officially declared itself racist, " the government-run Notimex news service reported Wednesday.

CNN: Latino rights group, others call for Arizona boycott

"He didn't speak English that well and with my Yorkshire slang, I think that made things difficult too, " said Toseland.

BBC: Toseland regrets Edwards fall-out