Everyone is in the garden.(变位反意疑问句) Everyone is in the garden,----?

问题描述:

Everyone is in the garden.(变位反意疑问句) Everyone is in the garden,----?
帮帮忙,急用。。。。。。

isn't he?或者aren't they?
陈述句的主语是不定代词的时候,疑问部分主语用they或 he,isn't he?或 aren't they?都可以