問題詳情
19 During the mating season, male great bustards develop a ______ change in color on their necks, from theusual plain grey to a two-tone pattern of white and brown.
(A) suspicious
(B) conspicuous
(C) protruding
(D) secreting
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增