2. 职称英语
  3. Nowhere in nature is aluminum found free, owing to its always ______ with other

Nowhere in nature is aluminum found free, owing to its always ______ with other

游客2023-11-19  39
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、having combined
C、to combine
D、combined
答案 A
解析 非谓语动词题。owing to是介词，后应接名词或动名词，所以排除选项C 和D 。而根据题意，后面应该接被动语态形式，进而排除选项B 。
转载请注明原文地址:https://tihaiku.com/zcyy/3199829.html
相关试题推荐
随机试题
最新回复(0)