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题目内容双击单词支持查询和收藏哦～
The concept of increasing complexity of organisms has _____ history among evolutionary biologists, and yet many laypeople would unhesitatingly say that the pattern applies to the history of life on Earth.
- A.an illustrious
- B.a sordid
- C.a curious
- D. a contentious
- E.a distinguished
- F.a fraught
D,F显示答案
以上解析由 考满分老师提供。
