“[K??]”类问句是巢湖方言中常用的一种表疑问手段的句式，巢湖方言中的“[K??]”类问句可以划分为“[K??]VP”“[K??]是NP”和“[K??]是VP”三大类。“[K??]”类问句还可以通过与不同的时体助词共现来表示不同的时态。至于“[K??]”类问句的性质归属，我们认为：巢湖方言中的“[K??]VP”句式与普通话中的中性反复问句和中性是非问句具有双重对应关系；“[K??]是NP”与普通话中的中性反复问句具有对应关系；“[K??]是VP”与普通话中的倾向反复问句和“是不是”问句具有双重对应关系。

"[K??]" question is a sentence pattern commonly used to express doubt in Chaohu dialect. "[K??]" questions in Chaohu dialect can be divided into three categories: "[K??]VP", "[K??] 是 NP" and "[K??] 是 VP". "[K??]" questions can also express different tenses by co-occurrence with different tense and aspect auxiliary words. As for the nature of "[K??]" questions, we conclude that, "[K??]VP" sentence pattern in Chaohu dialect has a double corresponding relationship with neutral repeated questions and neutral yes or no questions in Putonghua. "[K??]是NP" has a corresponding relationship with neutral repeated questions in Putonghua; "[K??]是 VP" has a double corresponding relationship with tendency repeated questions and "是不是"(yes or no)questions in Putonghua.