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Nowhere in nature is aluminum found free, owing to its always ______with other e
Nowhere in nature is aluminum found free, owing to its always ______with other e
游客
2023-11-08
50
管理
问题
Nowhere in nature is aluminum found free, owing to its always ______with other elements, most commonly with oxygen.
选项
A、being combined
B、combined
C、to combine
D、having combined
答案
A
解析
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