Among the crisses that face humans is the lack of natural resources中的face humans 是同位语么?

Among the crisses that face humans is the lack of natural resources中的face humans 是同位语么?
Among the crisses that face humans is the lack of natural resources中的face humans 是同位语么?

Among the crisses that face humans is the lack of natural resources中的face humans 是同位语么?
首先拼写错误,应该是crisis, face human是that引导的定语从句,修饰crisis,即人类所面对的危机.

不是，定语从句

不是，加上前面的that, 是crises 的定语从句。