None of them has come back yet.与None of them have come back

None of them has come back yet.与None of them have come back ———of them have come back yet,have they?A.None B.Nobody C.Ea 英语翻译英语翻译,None of them have (has) cime back.这到底是have 还是has? l have none of them none of them But none of them has been turned to stone yet!这句话里none of在这里 But none of them has been turned to stone yet这句话中为什么用has? 介词选择______ of my parents has come back yet.I'll have to cook -___ these books ___well?-No,none of them has sold out yet. all of them,none of them... none of them / every student None of them have(has) lefy .have.has为什么都可以?