There remains one problem,namely,who should be sent to head the research.为什么是同位语结构
问题描述：
There remains one problem,namely,who should be sent to head the research.为什么是同位语结构
答
现在仍然有一个问题,就是说,该派谁去领导这项研究.
one problem = who should be sent to head the research,同位语