______pollution control measures are expensive, many local governments hesitate

游客2025-01-23 29

问题 ______pollution control measures are expensive, many local governments hesitate to adopt them.

选项 A、Although
B、However
C、Because
D、Moreover

答案 C

解析连词辨析。这两个句子是因果关系。

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TheBlackSeaisfacingecologicalcatastropheasaresultofpollution.A、threat