题目内容
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
B
解析:
略
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题目内容
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
B
略
|