32 We do not know much about this topic, which still remains a______

問題詳情

32 We do not know much about this topic, which still remains a_______ field for further research.
(A)fertile
(B)sterile
(C)tedious
(D)futile

答案：A
難度：適中0.409
書單：沒有書單，新增

(A) fertile 肥沃的(B) sterile 不生育的.....看完整詳解

【Kevin Wang】評論

(A) fertile 肥沃的(B) sterile 不生育的(C) tedious 冗長乏味的(D) futile 無益的

【Zong】評論

We do not know much ☆☆☆☆☆ ☆☆☆☆ ...

【passpass】評論

題目：我們對這★★★★★★★，...