why the British talk about the wheather so often

题目

why the British talk about the wheather so often
为什么这句话里没有助动词呢?why后是不是应该有do呢?

答案

如果它是一个完整的句子的话,就是少个DO,你是对的
如果不是一个句子,只是一部分就不用
Why the British talk about the wheather so often is unknown.