含有some,any,every的合成代词谓语动词用单数还是复数?

问题描述:

含有some,any,every的合成代词谓语动词用单数还是复数?

somebody someone anybody anyone everybody everyone谓语动词都用单数.
Someone wants to speak to you on the phone.
有你的电话.
Is this somebody’s/anybody’s seat?
这座位有人坐吗?
Everyone is NO.1.