Many countries are increasing their use of natural gas, wind and other forms of______.

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问题 Many countries are increasing their use of natural gas, wind and other forms of______.

选项 A、energy
B、source
C、power
D、material

答案A

解析 题中natural gas(天然气),wind(风)的共性可归为energy(能量);source来源;power能力,权力;material材料。
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本试题收录于: 英语题库普高专升本分类
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