You✀d better stay at home and have a good rest,______ ______？反义疑问句

你好，很高兴能够在这里回答你的问题：

You'd better stay at home and have a good rest,_hadn't you__？

you'd better= you had better
其中had 为助动词词
前肯定，后用否定，所以是had you

你最好待在家好好休息一下，好不好？

***************************************************
^__^祝你学习进步，如果有疑问，请追问，
如果对你有所帮助，请千万别忘记采纳哟！
***************************************************

had better 是情态动词，一般表示建议，不是过去时，只是固定搭配。反义疑问句应为hadn't you or shouldn't you

You'd better stay at home and have a good rest,__won't____ __you____？

You'd better stay at home and have a good rest,_will_ __you__？