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题目内容双击单词支持查询和收藏哦～
If the African farmers face a soil fertility problem, providing funding for fertilizer seems________; closer examination of data raises some troubling questions, however.
- A.imprudent
- B.expensive
- C.unimpeachable
- D.modern
- E.worrisome
C显示答案
以上解析由 考满分老师提供。
