请教一道SC题

bni

A group of paleontologists recently announced that a site in Utah has yielded fossils of some of the biggest armored dinosaurs ever found, and they are at least 25 million years older than those of any similar dinosaur type that previously was found in North America.
A.and they are at least 25 million years older than those of any similar dinosaur type that previously was

B.and that they were at least 25 million years older than any similar dinosaur type previously

C.and the fossils are at least 25 million years older than any similar dinosaur types that previously were
D.fossils that are at least 25 million years older than those of any similar dinosaur type previously
E.fossils at least 25 million years older than similar dinosaur types that were previously


正确选项是D，请问一下，前面是完整的主谓宾，这里的fossils that是什么成分？不会不完整？

kluivert

fossils that are at least 25 million years older than those of any similar dinosaur type previously
这里的fossils属于noun + noun modifier..起到强调解释的作用

后面的that定语从句说明到底是咋样的fossils

westminster

同位语，补充说明是什么样的fossils。

bni

kluivert 发表于 2018-9-28 22:44
fossils that are at least 25 million years older than those of any similar dinosaur type previously
...

谢谢