以one/body结尾的复合不定代词作主语时,反义疑问句的主语用they或he都可以.
如 Everyone is busy, aren't they?
Everyone is busy, isn't he?
希望我的回答能够帮到你,望采纳!
祝你学习进步,天天快乐.O(∩_∩)O