you'd better not 反意疑问句如:you'd better not speak in Chinese.___ _____?是 hadn't you,还是had you.

问题描述:

you'd better not 反意疑问句
如:you'd better not speak in Chinese.___ _____?是 hadn't you,还是
had you.

had you 因为前面的主句已经有否定词NOT了

had you
---绝对正确!