In countries plagued by cholera and other waterborne diseases, attempts at (i)__

游客2025-02-21  1

问题 In countries plagued by cholera and other waterborne diseases, attempts at (i)______ water cannot keep pace with its (ii)______.

选项

答案 C,D

解析 cannot说明前后反义重复。两空联动,反义重复。squander浪费,produce生产,purify净化;contamination污染,consumption耗尽,exploration探测。答案选CD。
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