Oneinfivehumans___

发布时间：2020-07-11 13:07:03

One in five humans ___      access to safe drinking water by 2080．













A.is said lacking












B.is said to lack











C.are said to lack











D.are said lacking

网友回答

B解析考查主谓一致。humans指多个民族，谓语动词用单数，be said to do据说……，根据句意选B。
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