問題詳情
Since then, over 100 tons of fossils, 1.5 million from vertebrates, 2.5 million from invertebrates, have been recovered, often in densely concentrated tangled masses.The word "tangled" is closest in meaning to which of following?
(A) buried beneath
(B) twisted together
(C) quickly formed
(D) easily dated
參考答案
答案：B
難度：適中0.646512
統計：A(63),B(278),C(73),D(16),E(0)