选哪个 he had better stay here._________he?a.didn't b.don't c.hadn't d.isn't
问题描述：
选哪个 he had better stay here._________he?a.didn't b.don't c.hadn't d.isn't
答
c
had better是情态动词
这是反义疑问句,前肯后否,反义疑问句的时态、助动词通常由主句的谓语部分来确定.
陈述部分有had better,或其中的have表示完成时态时,疑问句应用hadn’t等开头：