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It is true that there are still abundant reserves of metals which have not yet b
It is true that there are still abundant reserves of metals which have not yet b
游客
2025-03-20
27
管理
问题
It is true that there are still abundant reserves of metals which have not yet been______, but it is necessary to take steps to ensure that alternative materials are substituted whenever possible.
选项
A、utilized
B、mobilized
C、acquired
D、cultivated
答案
A
解析
utilize"利用";mobilize"动员";acquire"获得",acquire knowledge(educa—tion),不说acquire reserves;cultivate"培植,培育"。
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