You had better work hard at your lessons.改为一般疑问句

问题描述:

You had better work hard at your lessons.改为一般疑问句
—— —— ——work hard at your lessons?句式是这样

Had you better为什么是这样呢?谢谢回答一般疑问句是助动词提前放在句首,这句话的助动词是had,所以就是这样O(∩_∩)O谢谢