Onlywhenallthefishinthelakedied

发布时间：2020-07-27 02:00:40

Only when all the fish in the lake died ________ how serious the pollution was．A.did the villagers realiseB.the villagers realisedC.had the villagers realisedD.the villagers had realised

网友回答

A
以上问题属网友观点，不代表本站立场，仅供参考！