请问“There are three people to come in.”语法对吗?“to”还要不?

问题描述:

请问“There are three people to come in.”语法对吗?“to”还要不?

不对
come in 后面应该有表示场所的词语
要么就不要加in
另外 come表示的是时间极短的将来
一般不用to come 而用coming