Researchers in Germany have unearthed 400,000-year-old wooden spears from what it appears was an ancient lakeshore hunting ground as stunning evidence of human ancestors who systematically hunted big game much earlier than believed.
B. it appears had been an ancient lakeshore hunting ground and stunning evidence that human ancestors
C. appears was an ancient lakeshore hunting ground and is stunning evidence that human ancestors
D. appears to be an ancient lakeshore hunting ground, stunning evidence that human ancestors
E. appears that it is an ancient lakeshore hunting ground, stunning evidence of human ancestors who
这里D中stunning evidence做前面句子的同位语, 我想请问的是stunning evidence that human......是不是独立主格 ---- stunning evidence + that从句,构成名词+名词结构? 或者.that从句只是修饰evidence的,说明evidence的内容的?
求助.谢谢.
