base vt.以...为据点(或大本营等);把(总部等)设在
be based in… …被设在某地
例句:The organization is now based in Geneva.
这个组织的总部现在设在日内瓦。
再看楼主的句子,The Village Basketball Association, based in Guizhou Province, is better known as "CunBA", Cun being the word for "village"in Chinese.
位于贵州省的乡村篮球协会,更广为人知的名字是“CunBA”,“Cun”在中文里是“村庄”的意思。
先分析句子结构,主语是The Village Basketball Association,谓语动词是is better known as,故空格部分填非谓语动词。非谓语动词中的过去分词表示被动,而主语乡村篮球协会被设立在什么什么地方,表示被动,所以用过去分词。现在分词表示主动,放在这里不符合语法和语义。

