He's told not to be late for class,____he?A.isn't

问题描述:

He's told not to be late for class,____he?A.isn't
He's told not to be late for class,____he?
A.isn't B.is C.hasn't D.wasn't
请问前面半句不是否定含义,后面应该用肯定的吗?

前面的否定是不定式部份的否定,该部份在句子中是作主语补足语的,与谓语无关,而谓语部份是肯定,所以反疑问句部分应用 isn't it.反义疑问句的主谓与前面陈述部份的主谓语有关而与其它成份无关的.