everything is ok为什么要加s

everything is ok为什么要加is everything is ok为什么要加s Everything is Ok 汉语 Everything is ok Is everything ok? Is everything OK Everything Is Going to Be OK这里为什么要加be? Everything is OK!为什么be动词是is,Everything不是所有事物吗 不用are吗 is everything will be ok Hope .your everything is ok Wish you everything is ok. Wish you everything is ok. everything is ok if it is is everything ok焦急时怎么读 is _____ ok?A everything B anything Is everything ok with you?中文意思 i hope everything is ok with you? Please w for me.Everything is OK.