Nowhere in nature is aluminum found free, owing to its always ______with other elements, most commonly with oxygen.

admin2014-01-17  41

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
转载请注明原文地址:https://jikaoti.com/ti/eumMFFFM
0

最新回复(0)