He had better stay here,_____ he?a:didn't; c:hadn't ;这句话的意思是什么?

问题描述:

He had better stay here,_____ he?a:didn't; c:hadn't ;这句话的意思是什么?

a.他最好呆在这儿,不是吗?

他最好呆在这里,(难道不)是吗?选A
had better是最好的意思,这是反意疑问句.