The relics the 12th century is of great value to study the life and settlement of the local people.
A. that dated from
B. dated back to
C. which is dated from
D. dating back to
网友回答
A. that dated from
B. dated back to
C. which is dated from
(答案→)D. dating back to
解析：句意：追溯到12世纪的这个遗址对于研究当地人的生活及定居情况是很有价值的。date from= date back to追溯到；relics与date back to或date from之间是主动关系，故排除BC，选项A的时态不对，应该用一般现在时date from,故选D。