How could you say... ?你怎么能够说……呢？

　　因为对方不可理喻的话而发火的时候使用的表现形式。How can (could) you say 的后面既可以加名词，也可以加主语+动词的形式。

　　例句：

　　How can you say that it doesn't matter?

　　你怎么能说那不重要呢？

　　How can you say something like that? I'm so hurt.

　　你怎么能说那样的话呢？我非常受伤。

　　How could you say such a thing?

　　你怎么能够说出那样的话呢？

　　How could you say yes to that?

　　你怎么能够同意呢？

　　对话：

　　A: I have to break up with you.

　　我要跟你分手。

　　B: How can you say that?

　　你怎么能说出这样的话呢？