If he asks you which team you support, don't say "Manchester United" or "Real Madrid" - they're local teams not national teams.

男朋友问你支持哪一队时，千万不要答曼联、皇马——因为他们不是国家队。

youdao

Which team you support is the result of an intricate compound of ancestral, regional, social, and sometimes even religious loyalties. And, of course, personal choice.

球迷的忠诚混合了多种因素：地域、阶层、有时候甚至是宗教信仰，有时候则仅仅是个人意愿。

youdao

Which team do you support?

你喜欢哪个队？

《牛津词典》