◎ 题干

It’s very wise of you to ________ well trained workers _____ untrained ones in the
assembly line.
A.substitute; forB.substitute; withC.replace; withD.instead; by
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It’s very wise of you to ________ well trained workers _____ untrained ones in the assembly line.A.substitute; forB.substitute; withC.replace; withD.instead…”主要考查了你对  【序数词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。