burning coal, oil and gasoline are responsible for the globing warming? wind power is a better alternative as sourc

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问题 ______burning coal, oil and gasoline are responsible for the globing warming?
______wind power is a better alternative as source of energy?

选项 A、
B、
C、
D、

答案A

解析 A是关于风能的报道。

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公共英语五级笔试

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