The date was 3/5 2002.People in UK found the grave of a man,which___back to 2BC.A.dating B.dated

问题描述:

The date was 3/5 2002.People in UK found the grave of a man,which___back to 2BC.A.dating B.dated

B
整体时态是过去式,很显然就用过去式喽
date back to ··追溯到···