为什么说话者说“had Did you say ”而不是had you say ?

母语人士的回答
Rebecca
had you said这里只是一个更简单的表达if you had said换句话说,它是一个陈述句或一般陈述,而不是疑问句,可以看出它们的含义基本相同。 Ex: Had you said it nicely I might have helped. = If you had said it nicely I might have helped. (如果你(从一开始)就很好,我可能也会帮助你。)