everyone is here,(aren't they)为什么用复数

Everyone is here Everyone is here e____Li Ming Is everyone here?怎么回答? everyone is here everyone are here 哪一句是错的、 since everyone is here 为什么加is is anyone here 和is everyone here 区别 EVeryone is here e______ Li Ming Everyone is here today改为反义问句 Is everyone here today?同义句 Is everyone here today的同义句 Is everyone here today?的答句 Is everyone here?的同意句是? Is everyone here today?意思不变 -------------------------today Everyone is here.(变同义句) Is everyone here?（改为同义句） It tell her everyone is here. 改变Is everyone here保持原意思 is everyone at here today?改错