(1) 陈述部分的主语为 somebody, nobody, anybody, everybody时,反义问句主语用they，有时用he

Everybody enjoyed the party, didn't they?

Something is wrong with the machine, isn't it?

(3) 陈述部分为 there be 结构时，反义问句也用be (not) there. 除 there be 以外，此句型中的be可用live, appear, come, exist, happen, stand, lie, seem, remain, flow 等词代替，这时反义疑问部分用 doesn't / didn't there

(4) 陈述部分带有否定或半否定词时，反义疑问句用肯定式

这些词有no, seldom, hardly, never, rarely, few, little, nothing, nobody, etc.

Few people know him, do they?